diff --git a/server/gameserver/buff.cc b/server/gameserver/buff.cc
index 037395e..ba69330 100644
--- a/server/gameserver/buff.cc
+++ b/server/gameserver/buff.cc
@@ -78,7 +78,9 @@ void Buff::ProcIntervalAddBuff()
 void Buff::ProcBatchAddBuff()
 {
     std::shared_ptr<Ability> old_context_ability = owner->context_ability;
+    a8::Vec2 old_context_dir = owner->context_dir;
     a8::Vec2 old_context_pos = owner->context_pos;
+    owner->context_dir = owner->GetAttackDir();
     owner->context_pos = owner->GetPos();
 
     for (auto& tuple : meta->batch_add_list) {
@@ -112,6 +114,7 @@ void Buff::ProcBatchAddBuff()
         }
     }
 
+    owner->context_dir = old_context_dir;
     owner->context_pos = old_context_pos;
     owner->context_ability = old_context_ability;
 }
@@ -128,7 +131,9 @@ void Buff::InternalTimerAddBuff()
             SkillCasterState* caster_state = (SkillCasterState*)param.param1.GetUserData();
             if (caster_state->caster.Get()) {
                 std::shared_ptr<Ability> old_context_ability = receiver->context_ability;
+                a8::Vec2 old_context_dir = receiver->context_dir;
                 a8::Vec2 old_context_pos = receiver->context_pos;
+                receiver->context_dir = receiver->GetAttackDir();
                 receiver->context_pos = receiver->GetPos();
 
                 int buff_id = param.param2;
@@ -142,6 +147,7 @@ void Buff::InternalTimerAddBuff()
                     caster_state->caster.Get()->RecoverSkillCasterState(&old_caster_state);
                 }
 
+                receiver->context_dir = old_context_dir;
                 receiver->context_pos = old_context_pos;
                 receiver->context_ability = old_context_ability;
             }
@@ -458,20 +464,60 @@ void Buff::ProcTurnOver()
     a8::Vec2 old_pos = owner->GetPos();
     float distance =
         owner->HasBuffEffect(kBET_Car) ? phase->param1.GetDouble() * 1.5 : phase->param1.GetDouble();
-    if (meta->int_param1 == 1) {
-        //穿墙
-    } else {
-        owner->_UpdateMove(distance);
+    owner->_UpdateMove(distance);
+    int moved_distance = (int)owner->GetPos().Distance(old_pos);
+    moved_distance = std::min(moved_distance, 200);
+    if (!meta->param1_int_list.empty() && moved_distance > 2) {
+        std::set<Creature*> target_list;
+        owner->TraverseCreatures
+            (
+             [this, &target_list] (Creature* c, bool& stop)
+             {
+                 if (owner->IsProperTarget(c) && owner->GetPos().Distance(c->GetPos()) < 300) {
+                     target_list.insert(c);
+                 }
+             });
+
+        a8::Vec2 curr_pos = owner->GetPos();
+        a8::Vec2 dir = owner->GetPos() - old_pos;
+        dir.Normalize();
+        for (int i = 5; i < moved_distance; i += 5) {
+            owner->SetPos(old_pos + dir * i);
+            std::list<Creature*> hit_objects;
+            for (auto& target : target_list) {
+                if (owner->TestCollision(owner->room, target)) {
+                    hit_objects.push_back(target);
+                }
+            }
+            for (auto& target : hit_objects) {
+                target_list.erase(target);
+                target->room->xtimer.AddDeadLineTimerAndAttach
+                    (
+                     meta->int_param4 / FRAME_RATE_MS * (i / moved_distance),
+                     a8::XParams()
+                     .SetSender(target)
+                     .SetParam1(meta)
+                     .SetParam2(owner->GetUniId()),
+                     [] (const a8::XParams& param)
+                     {
+                         Creature* c = (Creature*)param.sender.GetUserData();
+                         MetaData::Buff* buff_meta = (MetaData::Buff*)param.param1.GetUserData();
+                         Entity* caster = c->room->GetEntityByUniId(param.param2);
+                         if (caster && caster->IsCreature(c->room)) {
+                             for (int buff_id : buff_meta->param1_int_list) {
+                                 c->TryAddBuff((Creature*)caster, buff_id);
+                             }
+                         }
+                     },
+                     &target->xtimer_attacher.timer_list_);
+            }
+        }
+        owner->SetPos(curr_pos);
     }
     if (!meta->param2_int_list.empty()) {
-        int time = 0;
-        float moved_distance = owner->GetPos().Distance(old_pos);
-        if (std::abs(moved_distance) > 0.01f) {
-            time = ((moved_distance / distance) * meta->param3) / FRAME_RATE_MS;
-        }
         owner->room->xtimer.AddDeadLineTimerAndAttach
             (
-             time,
+             meta->int_param4 / FRAME_RATE_MS,
              a8::XParams()
              .SetSender(owner)
              .SetParam1(meta),
@@ -479,9 +525,16 @@ void Buff::ProcTurnOver()
              {
                  Creature* c = (Creature*)param.sender.GetUserData();
                  MetaData::Buff* buff_meta = (MetaData::Buff*)param.param1.GetUserData();
-                 for (int buff_id : buff_meta->param2_int_list) {
-                     c->TryAddBuff(c, buff_id);
-                 }
+                 c->TraverseCreatures
+                     (
+                      [c, buff_meta] (Creature* target, bool& stop)
+                      {
+                          if (c->GetPos().Distance(target->GetPos()) < buff_meta->int_param3) {
+                              for (int buff_id : buff_meta->param2_int_list) {
+                                  target->TryAddBuffWithTarget(c, buff_id);
+                              }
+                          }
+                      });
              },
              &owner->xtimer_attacher.timer_list_
              );
@@ -529,3 +582,74 @@ void Buff::ProcOnceChgAttr()
 {
 
 }
+
+void Buff::ProcAutoShot()
+{
+    owner->room->xtimer.AddRepeatTimerAndAttach
+        (
+         1,
+         a8::XParams()
+         .SetSender(this),
+         [] (const a8::XParams& param)
+         {
+             Buff* buff = (Buff*)param.sender.GetUserData();
+             if (buff->owner->IsHuman()) {
+                 #if 0
+                 buff->owner->AsHuman()->shot_start = true;
+                 #endif
+                 buff->owner->AsHuman()->shot_hold = true;
+                 buff->owner->AsHuman()->series_shot_frames = 0;
+             }
+         },
+         &xtimer_attacher.timer_list_,
+         [] (const a8::XParams& param)
+         {
+             Buff* buff = (Buff*)param.sender.GetUserData();
+             if (buff->owner->IsHuman()) {
+                 #if 0
+                 buff->owner->AsHuman()->shot_start = false;
+                 #endif
+                 buff->owner->AsHuman()->shot_hold = false;
+                 buff->owner->AsHuman()->series_shot_frames = 0;
+             }
+         });
+}
+
+void Buff::ProcBeatBack()
+{
+    if (caster_.Get()) {
+        if (std::abs(caster_.Get()->context_dir.x) > FLT_EPSILON ||
+            std::abs(caster_.Get()->context_dir.x) > FLT_EPSILON) {
+            if (std::abs(meta->int_param1) > 0) {
+                a8::Vec2 old_move_dir = owner->GetMoveDir();
+                owner->SetMoveDir(caster_.Get()->context_dir);
+                owner->_UpdateMove(meta->param1);
+                owner->SetMoveDir(old_move_dir);
+            }
+        }
+    }
+}
+
+void Buff::ProcDisperse()
+{
+    std::vector<int> del_buffs;
+    owner->TraverseBuff
+        (
+         [this, &del_buffs] (Buff* buff, bool& stop)
+         {
+             for (int tag : meta->param1_int_set) {
+                 if (buff->meta->tags.find(tag) != buff->meta->tags.end()) {
+                     del_buffs.push_back(buff->buff_uniid);
+                     break;
+                 }
+             }
+         });
+    for (int buff_uniid : del_buffs) {
+        owner->RemoveBuffByUniId(buff_uniid);
+    }
+}
+
+void Buff::ProcAISeting()
+{
+
+}
diff --git a/server/gameserver/buff.h b/server/gameserver/buff.h
index 0f5cac0..99e5dcf 100644
--- a/server/gameserver/buff.h
+++ b/server/gameserver/buff.h
@@ -69,6 +69,10 @@ class Buff
     void ProcSeletTargetWithSelfPos();
     void ProcTurnOver();
     void ProcPullToWalkable();
+    void ProcAutoShot();
+    void ProcBeatBack();
+    void ProcDisperse();
+    void ProcAISeting();
 
 private:
     void InternalTimerAddBuff();
diff --git a/server/gameserver/bullet.cc b/server/gameserver/bullet.cc
index dde4f86..d34b722 100644
--- a/server/gameserver/bullet.cc
+++ b/server/gameserver/bullet.cc
@@ -54,9 +54,19 @@ void Bullet::RecalcSelfCollider()
 
 void Bullet::OnHit(std::set<Entity*>& objects)
 {
+    std::shared_ptr<Ability> old_context_ability = sender.Get()->context_ability;
+    a8::Vec2 old_context_dir = sender.Get()->context_dir;
+    a8::Vec2 old_context_pos = sender.Get()->context_pos;
+    sender.Get()->context_dir = dir;
+    sender.Get()->context_pos = GetPos();
+
     for (auto& target : objects) {
         target->OnBulletHit(this);
     }
+
+    sender.Get()->context_dir = old_context_dir;
+    sender.Get()->context_pos = old_context_pos;
+    sender.Get()->context_ability = old_context_ability;
 }
 
 void Bullet::ProcBomb()
@@ -357,6 +367,9 @@ void Bullet::Check(float distance)
                      //穿人
                      return;
                  }
+                 if (c->HasBuffEffect(kBET_BulletThrough)) {
+                     return;
+                 }
                  AabbCollider aabb_box;
                  c->GetHitAabbBox(aabb_box);
                  if (c != sender.Get() && !c->dead && TestCollision(room, &aabb_box)) {
@@ -528,7 +541,9 @@ void Bullet::AddGunBuff()
 {
     if (sender.Get()) {
         std::shared_ptr<Ability> old_context_ability = sender.Get()->context_ability;
+        a8::Vec2 old_context_dir = sender.Get()->context_dir;
         a8::Vec2 old_context_pos = sender.Get()->context_pos;
+        sender.Get()->context_dir = dir;
         sender.Get()->context_pos = GetPos();
         if (IsCurrWeapon()) {
             sender.Get()->context_ability = ability_;
@@ -542,6 +557,7 @@ void Bullet::AddGunBuff()
                                   1
                                   );
         }
+        sender.Get()->context_dir = old_context_dir;
         sender.Get()->context_pos = old_context_pos;
         sender.Get()->context_ability = old_context_ability;
     }
diff --git a/server/gameserver/car.cc b/server/gameserver/car.cc
index faa46dc..11e7e2a 100644
--- a/server/gameserver/car.cc
+++ b/server/gameserver/car.cc
@@ -275,6 +275,9 @@ void Car::OnBulletHit(Bullet* bullet)
             GetAbility()->GetAttrAbs(kHAT_Def);
         float finaly_dmg = dmg * (1 - def/MetaMgr::Instance()->K);
         finaly_dmg = std::max(finaly_dmg, 0.0f);
+        if (bullet->meta->buff_meta) {
+            MustBeAddBuff(bullet->sender.Get(), bullet->meta->i->buffid());
+        }
         DecHP(finaly_dmg,
               bullet->sender.Get()->GetUniId(),
               bullet->sender.Get()->GetName(),
diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index 62b8e04..ab74d22 100644
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -359,6 +359,7 @@ enum ObstacleType_e
     kObstacleGully = 7,
     kObstacleAirDropBox = 8,
     kObstacleOilBucket = 9,
+    kObstacleKeepRangeBuff = 10,
 };
 
 enum BulletHit_e
diff --git a/server/gameserver/constant_export.h b/server/gameserver/constant_export.h
index 24beb56..5914235 100644
--- a/server/gameserver/constant_export.h
+++ b/server/gameserver/constant_export.h
@@ -67,6 +67,7 @@ enum BuffEffectType_e
     kBET_Rescue = 45, //救援
     kBET_AddCarBuff = 46, //给载具加buff
     kBET_RemoveCarBuff = 47, //移除载具身上的buff
+    kBET_BulletThrough = 48, //穿透
 
     kBET_FollowMaster = 49, //跟随主人
     kBET_ThroughWall = 50, //穿墙
@@ -85,6 +86,10 @@ enum BuffEffectType_e
     kBET_MountainTop = 63, //在山顶
     kBET_UseSkill = 64, //使用技能
     kBET_CamouflageAddition = 65, //对抗伪装
+    kBET_AutoShot = 66, //自动射击
+    kBET_BeatBack = 67, //击退
+    kBET_Disperse = 68, //驱散
+    kBET_AiSeting = 69, //设置ai参数
 
     kBET_End
 };
diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index c7f12fd..8f31105 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -102,7 +102,9 @@ void InternalShot(Creature* c,
 {
     if (weapon_meta->i->_inventory_slot() == IS_TRAP ||
         weapon_meta->i->_inventory_slot() == IS_MINE) {
+        a8::Vec2 old_context_dir = c->context_dir;
         a8::Vec2 old_context_pos = c->context_pos;
+        c->context_dir =c->GetAttackDir();
         c->context_pos = c->GetPos() + c->GetAttackDir() * fly_distance;
         MetaData::Buff * buff_meta = MetaMgr::Instance()->GetBuff(bullet_meta->i->buffid());
         if (buff_meta) {
@@ -111,6 +113,7 @@ void InternalShot(Creature* c,
                        1
                        );
         }
+        c->context_dir = old_context_dir;
         c->context_pos = old_context_pos;
         return;
     }
@@ -363,7 +366,6 @@ int Creature::AddBuff(Creature* caster,
             }
         }
     }
-    return new_buff_uniid;
 #ifdef DEBUG
     SendDebugMsg(a8::Format("添加buff_id:%d effect:%d %s params:%d,%d,%d,%d,%d",
                             {
@@ -377,6 +379,7 @@ int Creature::AddBuff(Creature* caster,
                              buff_meta->int_param5,
                             }));
 #endif
+    return new_buff_uniid;
 }
 
 bool Creature::IsImmuneBuffEffect(int buff_effect)
@@ -407,12 +410,60 @@ int Creature::TryAddBuff(Creature* caster, int buff_id)
     return -1;
 }
 
+int Creature::TryAddBuffWithTarget(Creature* caster, int buff_id)
+{
+    MetaData::Buff* buff_meta = MetaMgr::Instance()->GetBuff(buff_id);
+    if (buff_meta) {
+        bool be_add = false;
+        switch (buff_meta->i->buff_target()) {
+        case kBuffTargetSelf:
+            {
+                be_add = caster == this;
+            }
+            break;
+        case kBuffTargetFriendly:
+            {
+                team_id == caster->team_id;
+            }
+            break;
+        case kBuffTargetEnemy:
+            {
+                team_id != caster->team_id;
+            }
+            break;
+        default:
+            {
+            }
+            break;
+        }
+        return TryAddBuff(caster, buff_id);
+    }
+    return -1;
+}
+
 void Creature::RemoveBuffById(int buff_id)
 {
-    std::vector<std::tuple<MetaData::Buff*, Creature*>> removed_buffs;
+    int buff_uniid = 0;
     for (auto itr = buff_list_.begin(); itr != buff_list_.end(); ++itr) {
         Buff& buff = *itr;
         if (buff.meta->i->buff_id() == buff_id) {
+            buff_uniid = buff.buff_uniid;
+            break;
+        }
+    }
+    if (buff_uniid != 0) {
+        RemoveBuffByUniId(buff_uniid);
+    }
+}
+
+void Creature::RemoveBuffByUniId(int buff_uniid)
+{
+    int buff_id = 0;
+    std::vector<std::tuple<MetaData::Buff*, Creature*>> removed_buffs;
+    for (auto itr = buff_list_.begin(); itr != buff_list_.end(); ++itr) {
+        Buff& buff = *itr;
+        if (buff.buff_uniid == buff_uniid) {
+            buff_id = buff.meta->i->buff_id();
             removed_buffs.push_back(std::make_tuple(buff.meta, buff.GetCaster().Get()));
             OnBuffRemove(buff);
             buff.UnInit();
@@ -472,7 +523,7 @@ void Creature::RemoveBuffById(int buff_id)
     SendDebugMsg(a8::Format("移除buff_id:%d",
                             {
                                 buff_id
-                                    }));
+                            }));
 #endif
 }
 
@@ -730,6 +781,7 @@ void Creature::DoSkill(int skill_id,
         skill_distance_ = skill_distance;
         curr_skill_ = skill;
         playing_skill = true;
+        context_dir = skill_dir_;
         context_pos = GetPos() + skill_dir_ * skill_distance_;
         CurrentSkill()->last_use_frameno = room->GetFrameNo();
         if (CurrentSkill()->meta->i->skill_target() == kST_Self
@@ -912,6 +964,7 @@ Skill* Creature::CurrentSkill()
 
 void Creature::ProcBuffEffect(Creature* caster, Buff* buff)
 {
+    MetaData::Buff* buff_meta = buff->meta;
     switch (buff->meta->i->buff_effect()) {
     case kBET_ChgAttr:
     case kBET_Car:
@@ -1209,6 +1262,26 @@ void Creature::ProcBuffEffect(Creature* caster, Buff* buff)
             }
         }
         break;
+    case kBET_AutoShot:
+        {
+            buff->ProcAutoShot();
+        }
+        break;
+    case kBET_BeatBack:
+        {
+            buff->ProcBeatBack();
+        }
+        break;
+    case kBET_Disperse:
+        {
+            buff->ProcDisperse();
+        }
+        break;
+    case kBET_AiSeting:
+        {
+            buff->ProcAISeting();
+        }
+        break;
     default:
         {
         }
@@ -1830,6 +1903,9 @@ void Creature::SummonObstacle(Buff* buff, int id, const a8::Vec2& pos)
         obstacle->Active();
         obstacle->context_ability = context_ability;
         slave_things_.push_back(std::make_tuple(buff->meta->i->buff_id(), obstacle));
+#ifdef DEBUG
+        SendDebugMsg(a8::Format("召唤物件 buff_id:%d thing_id:%d", {buff->meta->i->buff_id(), id}));
+#endif
     } else {
         abort();
     }
@@ -2418,3 +2494,14 @@ void Creature::ProcOnceChgAttrBuff(MetaData::Buff* buff_meta)
         break;
     }
 }
+
+void Creature::TraverseBuff(std::function<void (Buff*, bool&)> func)
+{
+    bool stop = false;
+    for (auto& buff : buff_list_) {
+        func(&buff, stop);
+        if (stop) {
+            return;
+        }
+    }
+}
diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index 50046ae..0ff67ab 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -69,6 +69,7 @@ class Creature : public MoveableEntity
 
     Weapon second_weapon;
     a8::Vec2 context_pos;
+    a8::Vec2 context_dir;
     std::shared_ptr<Ability> context_ability;
 
     bool need_sync_active_player = false;
@@ -89,6 +90,7 @@ class Creature : public MoveableEntity
     virtual void RemoveOutObjects(Entity* entity) {};
     virtual bool Attackable(Room* room) override;
     virtual bool ReceiveExplosionDmg(Explosion* explosion) override;
+    virtual bool IsCreature(Room* room)  override { return true;};
     bool HasBuffEffect(int buff_effect_id);
     Buff* GetBuffByEffectId(int effect_id);
     Buff* GetBuffById(int buff_id);
@@ -101,7 +103,9 @@ class Creature : public MoveableEntity
     bool IsImmuneBuffEffect(int buff_effect);
     int MustBeAddBuff(Creature* caster, int buff_id);
     int TryAddBuff(Creature* caster, int buff_id);
+    int TryAddBuffWithTarget(Creature* caster, int buff_id);
     void RemoveBuffById(int buff_id);
+    void RemoveBuffByUniId(int buff_uniid);
     void ClearBuffById(int buff_id);
     void RecalcBuffAttr();
     void RemoveBuffByEffectId(int buff_effect_id);
@@ -206,6 +210,7 @@ class Creature : public MoveableEntity
     Trigger* GetTrigger() { return trigger_; };
     std::shared_ptr<Ability>& GetAbility() { return ability_; };
     void RefreshHP();
+    void TraverseBuff(std::function<void (Buff*, bool&)> func);
 
 protected:
 
diff --git a/server/gameserver/dummyentity.cc b/server/gameserver/dummyentity.cc
index 11bc9fc..a4be227 100644
--- a/server/gameserver/dummyentity.cc
+++ b/server/gameserver/dummyentity.cc
@@ -14,6 +14,19 @@ void DummyEntity::Initialize()
         for (auto& obj : *blocks) {
             switch (obj.shape()) {
             case 1:
+                {
+                    CircleCollider* collider = new CircleCollider();
+                    collider->owner = this;
+                    collider->pos = a8::Vec2(obj.x(), obj.y());
+                    collider->rad = obj.rad();
+                    if (obj.bullet_penetrate()) {
+                        a8::SetBitFlag(collider->tag, kHalfWallTag);
+                    }
+                    AddEntityCollider(collider);
+                    permanent_map_service->AddCollider(collider);
+                }
+                break;
+            case 2:
                 {
                     AabbCollider* collider = new AabbCollider();
                     collider->owner = this;
@@ -21,21 +34,14 @@ void DummyEntity::Initialize()
                                               obj.y() - obj.height()/2.0);
                     collider->_max = a8::Vec2(obj.x() + obj.width()/2.0,
                                               obj.y() + obj.height()/2.0);
+                    if (obj.bullet_penetrate()) {
+                        a8::SetBitFlag(collider->tag, kHalfWallTag);
+                    }
                     AddEntityCollider(collider);
                     collider_list.push_back(collider);
                     permanent_map_service->AddCollider(collider);
                }
                 break;
-            case 2:
-                {
-                    CircleCollider* collider = new CircleCollider();
-                    collider->owner = this;
-                    collider->pos = a8::Vec2(obj.x(), obj.y());
-                    collider->rad = obj.rad();
-                    AddEntityCollider(collider);
-                    permanent_map_service->AddCollider(collider);
-                }
-                break;
             default:
                 {
                 }
diff --git a/server/gameserver/entity.h b/server/gameserver/entity.h
index 2b16784..afcc601 100644
--- a/server/gameserver/entity.h
+++ b/server/gameserver/entity.h
@@ -30,6 +30,7 @@ class Entity
     virtual float GetHitRadius() { return GetRadius();};
     virtual void GetCircleBox(CircleCollider& circle_box);
     virtual bool IsDead(Room* room) { return false;};
+    virtual bool IsCreature(Room* room) { return false;};
     virtual long long GetDeadFrameNo(Room* room) { return 0;};
     virtual void OnPreCollision(Room* room) {};
     virtual void RecalcSelfCollider() {};
diff --git a/server/gameserver/explosion.cc b/server/gameserver/explosion.cc
index 68b16e5..7f181c0 100644
--- a/server/gameserver/explosion.cc
+++ b/server/gameserver/explosion.cc
@@ -116,6 +116,9 @@ void Explosion::InternalAttack()
          }
          );
     for (auto& target : objects) {
+        if (target->IsCreature(room_) && ((Creature*)target)->HasBuffEffect(kBET_BulletThrough)) {
+            continue;
+        }
         target->OnExplosionHit(this);
     }
 }
diff --git a/server/gameserver/hero.cc b/server/gameserver/hero.cc
index 8c0ce10..418b2c1 100644
--- a/server/gameserver/hero.cc
+++ b/server/gameserver/hero.cc
@@ -91,7 +91,7 @@ void Hero::OnBulletHit(Bullet* bullet)
         sender->stats.damage_amount_out += finaly_dmg;
 #endif
         if (bullet->meta->buff_meta) {
-            MustBeAddBuff(this, bullet->meta->i->buffid());
+            MustBeAddBuff(bullet->sender.Get(), bullet->meta->i->buffid());
         }
         DecHP(finaly_dmg,
               bullet->sender.Get()->GetUniId(),
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index d72562b..f1b1176 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -1141,6 +1141,7 @@ void Human::RefreshView()
              case ET_Building:
              case ET_Obstacle:
              case ET_Loot:
+             case ET_MapBlock:
                  {
                      AddToNewObjects(entity);
                  }
@@ -2715,6 +2716,7 @@ void Human::GetViewObjects(std::set<Entity*>& view_objects)
              case ET_Building:
              case ET_Obstacle:
              case ET_Loot:
+             case ET_MapBlock:
                  {
                      view_objects.insert(entity);
                  }
@@ -2799,6 +2801,7 @@ void Human::ProcIncGridList(std::set<GridCell*>& old_grids,
              case ET_Building:
              case ET_Obstacle:
              case ET_Loot:
+             case ET_MapBlock:
                  {
                      AddToNewObjects(entity);
                      RemoveOutObjects(entity);
@@ -2847,6 +2850,7 @@ void Human::ProcDecGridList(std::set<GridCell*>& old_grids,
                  case ET_Building:
                  case ET_Obstacle:
                  case ET_Loot:
+                 case ET_MapBlock:
                      {
                          AddOutObjects(entity);
                      }
@@ -3541,7 +3545,7 @@ void Human::OnBulletHit(Bullet* bullet)
         sender->stats.damage_amount_out += finaly_dmg;
 #endif
         if (bullet->meta->buff_meta) {
-            MustBeAddBuff(this, bullet->meta->i->buffid());
+            MustBeAddBuff(bullet->sender.Get(), bullet->meta->i->buffid());
         }
         if (bullet->sender.Get() && bullet->sender.Get()->IsCar() && bullet->passenger.Get()) {
             DecHP(finaly_dmg,
diff --git a/server/gameserver/mapblock.cc b/server/gameserver/mapblock.cc
index bfa9ead..90ae1a9 100644
--- a/server/gameserver/mapblock.cc
+++ b/server/gameserver/mapblock.cc
@@ -1,6 +1,10 @@
 #include "precompile.h"
 
 #include "mapblock.h"
+#include "collider.h"
+#include "cs_proto.pb.h"
+#include "typeconvert.h"
+#include "metamgr.h"
 
 MapBlock::MapBlock()
 {
@@ -24,22 +28,67 @@ void MapBlock::RecalcSelfCollider()
 
 void MapBlock::FillMFObjectPart(Room* room, Human* hum, cs::MFObjectPart* part_data)
 {
-
+    part_data->set_object_type(ET_Obstacle);
+    cs::MFObstaclePart* p = part_data->mutable_union_obj_2();
+    p->set_obj_uniid(GetUniId());
+    TypeConvert::ToPb(GetPos(), p->mutable_pos());
+    p->set_scale(1.0f);
 }
 
 void MapBlock::FillMFObjectFull(Room* room, Human* hum, cs::MFObjectFull* full_data)
 {
+    full_data->set_object_type(ET_Obstacle);
+    if (IsClientCached(hum)) {
+        int object_flags = 0;
+        a8::SetBitFlag(object_flags, kOfReadCache);
+        full_data->set_obj_uniid(GetUniId());
+        full_data->set_object_flags(object_flags);
+        return;
+    }
 
+    cs::MFObstacleFull* p = full_data->mutable_union_obj_2();
+    if (CanClientCache(hum)) {
+        int object_flags = 0;
+        a8::SetBitFlag(object_flags, kOfWriteCache);
+        #if 0
+        full_data->set_obj_uniid(GetUniId());
+        #endif
+        full_data->set_object_flags(object_flags);
+        AddClientCache(hum);
+    }
+    p->set_obj_uniid(GetUniId());
+    TypeConvert::ToPb(GetPos(), p->mutable_pos());
+    p->set_scale(1.0f);
+
+    p->set_obstacle_id(meta->i->thing_id());
+    p->set_health(0);
+    p->set_dead(false);
+    p->set_dead_at_thisframe(false);
+
+    p->set_is_door(false);
+    {
+        cs::MFCollider* collider = full_data->mutable_union_obj_2()->mutable_collider();
+        collider->set_shape(shape);
+        if (shape == 1) {
+            collider->set_width(rad);
+            collider->set_height(rad);
+        } else {
+            collider->set_width(width);
+            collider->set_height(height);
+        }
+    }
 }
 
 void MapBlock::GetAabbBox(AabbCollider& aabb_box)
 {
-
+    aabb_box.active = false;
+    aabb_box.owner = this;
 }
 
 void MapBlock::GetCircleBox(CircleCollider& circle_box)
 {
-
+    circle_box.active = false;
+    circle_box.owner = this;
 }
 
 bool MapBlock::IsDead(Room* room)
diff --git a/server/gameserver/mapblock.h b/server/gameserver/mapblock.h
index 357ccef..86a07be 100644
--- a/server/gameserver/mapblock.h
+++ b/server/gameserver/mapblock.h
@@ -45,8 +45,6 @@ protected:
     MapBlock();
 
 protected:
-    CircleCollider* self_collider_ = nullptr;
-    AabbCollider* self_collider2_ = nullptr;
 
     friend class EntityFactory;
 };
diff --git a/server/gameserver/mapinstance.cc b/server/gameserver/mapinstance.cc
index 640ff9e..ef062b7 100644
--- a/server/gameserver/mapinstance.cc
+++ b/server/gameserver/mapinstance.cc
@@ -280,11 +280,27 @@ void MapInstance::CreateBlock()
         for (auto& obj : *blocks) {
             switch (obj.shape()) {
             case 1:
-                {
-                }
-                break;
             case 2:
                 {
+                    if (!obj.bullet_penetrate()) {
+                        MapBlock* block = EntityFactory::Instance()->MakeBlock(++current_map_block_uniid_);
+                        block->meta = MetaMgr::Instance()->GetMapThing
+                            (obj.bullet_penetrate() ? 40002 : 40001);
+                        block->shape = obj.shape();
+                        block->width = obj.width();
+                        block->height = obj.height();
+                        block->rad = obj.rad();
+                        block->permanent_map_service = map_service_;
+                        block->SetPos(a8::Vec2(obj.x(), obj.y()));
+                        block->Initialize();
+                        uniid_hash_[block->GetUniId()] = block;
+                        grid_service_->AddPermanentEntity(block);
+                        if (!block->meta) {
+                            abort();
+                        }
+                    } else {
+                        int i = 0;
+                    }
                 }
                 break;
             default:
diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index b78103c..485869f 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -822,6 +822,7 @@ namespace MetaData
             a8::Split(i->buff_param1(), strings, '|');
             for (auto& str : strings) {
                 param1_int_list.push_back(a8::XValue(str).GetInt());
+                param1_int_set.insert(a8::XValue(str).GetInt());
             }
         }
         {
@@ -849,6 +850,13 @@ namespace MetaData
                 param4_int_list.push_back(a8::XValue(str).GetInt());
             }
         }
+        {
+            std::vector<std::string> strings;
+            a8::Split(i->tag(), strings, '|');
+            for (auto& str : strings) {
+                tags.insert(a8::XValue(str).GetInt());
+            }
+        }
         {
             std::vector<std::string> strings;
             a8::Split(i->post_remove_action(), strings, '|');
diff --git a/server/gameserver/metadata.h b/server/gameserver/metadata.h
index 4a7ed6e..105d277 100644
--- a/server/gameserver/metadata.h
+++ b/server/gameserver/metadata.h
@@ -213,6 +213,7 @@ namespace MetaData
         int int_param5 = 0;
         std::vector<int> param1_int_list;
         std::vector<int> param2_int_list;
+        std::set<int> param1_int_set;
         std::set<int> param2_int_set;
         std::vector<int> param3_int_list;
         std::vector<int> param4_int_list;
@@ -220,6 +221,7 @@ namespace MetaData
         std::vector<std::tuple<int, std::vector<int>>> post_remove_action;
         std::set<int> immune_buffeffect;
         std::vector<std::tuple<int, float, float, int, int>> hero_infos;
+        std::set<int> tags;
 
         std::vector<int> child_buff_list;
     };
diff --git a/server/gameserver/obstacle.cc b/server/gameserver/obstacle.cc
index 9bde65f..b27e8af 100644
--- a/server/gameserver/obstacle.cc
+++ b/server/gameserver/obstacle.cc
@@ -764,12 +764,15 @@ std::tuple<long long, a8::Vec2>* Obstacle::GetInteractionData(Human* sender)
 
 void Obstacle::AddObstacleBuff(Creature* c)
 {
+    a8::Vec2 old_context_dir = c->context_dir;
     a8::Vec2 old_context_pos = c->context_pos;
+    c->context_dir = c->GetAttackDir();
     c->context_pos = c->GetPos();
     for (int buff_id : meta->buff_list) {
         c->TryAddBuff(c, buff_id);
     }
     c->context_pos = old_context_pos;
+    c->context_dir = old_context_dir;
 }
 
 void Obstacle::ClearObstacleBuff(Creature* c)
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index 4ccbf2a..3a67735 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -210,7 +210,7 @@ void Player::UpdateShot()
         series_shot_frames = 0;
         return;
     }
-    if (HasBuffEffect(kBET_Vertigo)) {
+    if (HasBuffEffect(kBET_Vertigo) && !HasBuffEffect(kBET_AutoShot)) {
         return;
     }
     if (GetCar()) {
@@ -1056,8 +1056,19 @@ void Player::_CMMove(f8::MsgHdr& hdr, const cs::CMMove& msg)
              std::abs(msg.attack_dir().y()) > 0.00001f
              )
             ){
-            if (!HasBuffEffect(kBET_Vertigo) &&
-                !(GetCar() && (GetCar()->HasBuffEffect(kBET_Vertigo) || !GetCar()->HasOil()))) {
+            bool can_set = true;
+            if (HasBuffEffect(kBET_Vertigo)) {
+                can_set = HasBuffEffect(kBET_AutoShot);
+            } else if (GetCar()) {
+                if (GetCar()->HasOil()) {
+                    if (GetCar()->HasBuffEffect(kBET_Vertigo)) {
+                        can_set = GetCar()->HasBuffEffect(kBET_AutoShot);
+                    }
+                } else {
+                    can_set = false;
+                }
+            }
+            if (can_set) {
                 a8::Vec2 attack_dir;
                 TypeConvert::FromPb(attack_dir, &msg.attack_dir());
                 attack_dir.Normalize();
@@ -1065,8 +1076,6 @@ void Player::_CMMove(f8::MsgHdr& hdr, const cs::CMMove& msg)
                 if (GetCar() && GetCar()->IsDriver(this)) {
                     GetCar()->SetAttackDir(GetAttackDir());
                 }
-            } else {
-                int i = 0;
             }
         }
     } else {
@@ -1084,8 +1093,10 @@ void Player::_CMMove(f8::MsgHdr& hdr, const cs::CMMove& msg)
     if (shot_start && !shot_hold) {
 
     } else {
-        shot_start = msg.shot_start();
-        shot_hold = msg.shot_hold();
+        if (!HasBuffEffect(kBET_AutoShot)) {
+            shot_start = msg.shot_start();
+            shot_hold = msg.shot_hold();
+        }
     }
     fly_distance = std::min(200.0f, msg.fly_distance());
     if (!shot_hold) {
diff --git a/server/gameserver/roomobstacle.cc b/server/gameserver/roomobstacle.cc
index eeeb644..633649f 100644
--- a/server/gameserver/roomobstacle.cc
+++ b/server/gameserver/roomobstacle.cc
@@ -41,6 +41,9 @@ RoomObstacle::~RoomObstacle()
     if (!grid_list_) {
         A8_SAFE_DELETE(grid_list_);
     }
+    if (!hit_objects_) {
+        A8_SAFE_DELETE(hit_objects_);
+    }
 }
 
 void RoomObstacle::Initialize()
@@ -277,6 +280,11 @@ void RoomObstacle::Active()
             ActiveAirDrop();
         }
         break;
+    case kObstacleKeepRangeBuff:
+        {
+            ActiveKeepRangeBuff();
+        }
+        break;
     default:
         {
         }
@@ -465,3 +473,79 @@ Entity* RoomObstacle::GetRealObject(Room* room)
 {
     return room->GetEntityByUniId(real_object_uniid);
 }
+
+void RoomObstacle::ActiveKeepRangeBuff()
+{
+    auto check_cb =
+        [] (const a8::XParams& param)
+        {
+             RoomObstacle* obstacle = (RoomObstacle*)param.sender.GetUserData();
+             obstacle->ProcKeepRangeBuff();
+        };
+    room->xtimer.AddRepeatTimerAndAttach
+        (
+         1,
+         a8::XParams()
+         .SetSender(this),
+         check_cb,
+         &xtimer_attacher.timer_list_
+         );
+    room->xtimer.AddDeadLineTimerAndAttach
+        (
+         meta->i->time() / FRAME_RATE_MS,
+         a8::XParams()
+         .SetSender(this),
+         [] (const a8::XParams& param)
+         {
+             RoomObstacle* obstacle = (RoomObstacle*)param.sender.GetUserData();
+             obstacle->DetachFromMaster();
+         },
+         &xtimer_attacher.timer_list_
+         );
+}
+
+void RoomObstacle::ProcKeepRangeBuff()
+{
+    if (!grid_list_) {
+        grid_list_ = new std::set<GridCell*>();
+        room->grid_service->GetAllCellsByXy(room, GetPos().x, GetPos().y, *grid_list_);
+    }
+    if (!hit_objects_) {
+        hit_objects_ = new std::map<int, CreatureWeakPtr>();
+    }
+    if (grid_list_ && master.Get() && !IsDead(room)) {
+        std::set<Creature*> target_list;
+        room->grid_service->TraverseCreatures
+            (room->GetRoomIdx(),
+             *grid_list_,
+             [this, &target_list] (Creature* hum, bool& stop)
+             {
+                 if (master.Get()->team_id != hum->team_id && TestCollision(room, hum)) {
+                     target_list.insert(hum);
+                 }
+             }
+             );
+        for (Creature* hum : target_list) {
+            for (int buff_id : meta->buff_list) {
+                MetaData::Buff* buff_meta = MetaMgr::Instance()->GetBuff(buff_id);
+                if (buff_meta && hum->GetBuffById(buff_id)) {
+                    hum->AddBuff(master.Get(),
+                                 buff_meta,
+                                 1);
+                }
+            }
+            if (hit_objects_->find(hum->GetUniId()) == hit_objects_->end()) {
+                (*hit_objects_)[hum->GetUniId()] = hum->GetWeakPtrRef();
+            }
+        }
+        for (auto& pair : *hit_objects_) {
+            for (int buff_id : meta->buff_list) {
+                if (pair.second.Get() && target_list.find(pair.second.Get()) == target_list.end()) {
+                    pair.second.Get()->RemoveBuffById(buff_id);
+                }
+            }
+        }
+    } else {
+        room->xtimer.DeleteTimer(room->xtimer.GetRunningTimer());
+    }
+}
diff --git a/server/gameserver/roomobstacle.h b/server/gameserver/roomobstacle.h
index 90bdbff..b10596c 100644
--- a/server/gameserver/roomobstacle.h
+++ b/server/gameserver/roomobstacle.h
@@ -38,13 +38,16 @@ private:
     void ActiveHideHouse();
     void ActiveGully();
     void ActiveAirDrop();
+    void ActiveKeepRangeBuff();
 
     void SummonAirDropBox(int box_id);
+    void ProcKeepRangeBuff();
 
 protected:
     std::set<GridCell*>* grid_list_ = nullptr;
     int explosion_times_ = 0;
     bool detached_ = false;
+    std::map<int, CreatureWeakPtr>* hit_objects_ = nullptr;
 
     RoomObstacle();
 
diff --git a/server/gameserver/trigger.cc b/server/gameserver/trigger.cc
index 5c7de55..96f9e42 100644
--- a/server/gameserver/trigger.cc
+++ b/server/gameserver/trigger.cc
@@ -219,7 +219,9 @@ void Trigger::TraverseCondBuffs(int cond, std::function<void (Buff*, bool&)> fun
 void Trigger::TriggeCondBuffAll(int cond)
 {
     std::shared_ptr<Ability> old_context_ability = owner_->context_ability;
+    a8::Vec2 old_context_dir = owner_->context_dir;
     a8::Vec2 old_context_pos = owner_->context_pos;
+    owner_->context_dir = owner_->GetAttackDir();
     owner_->context_pos = owner_->GetPos();
     TraverseCondBuffs
         (cond,
@@ -227,6 +229,7 @@ void Trigger::TriggeCondBuffAll(int cond)
          {
              AddBuffs(cond, buff->meta->param4_int_list);
         });
+    owner_->context_dir = old_context_dir;
     owner_->context_pos = old_context_pos;
     owner_->context_ability = old_context_ability;
 }
diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index 399f0c9..0d6faaa 100755
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -154,7 +154,7 @@ message MFPropertyChg
 //碰撞体
 message MFCollider
 {
-    optional int32 shape = 1;  //形状 1：矩形 2：圆形（当是圆形的时候width=eight）
+    optional int32 shape = 1;  //形状 1：矩形 2：圆形（当是圆形的时候width=height）
     optional int32 width = 2; //宽度
     optional int32 height = 3; //高度
 }
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index 2b18247..664b90f 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -258,6 +258,7 @@ message Buff
     optional int32 coexist_num = 18;
     optional int32 dead_valid = 23;
     optional int32 buff_interval = 24;
+    optional string tag = 25;
 }
 
 message Drop
@@ -448,4 +449,5 @@ message MapBlockJson
     optional float height = 7;
     optional float width = 8;
     optional float rad = 9;
+    optional int32 bullet_penetrate = 10;
 }