diff --git a/server/gameserver/buff.h b/server/gameserver/buff.h
index f9544a2..0f5cac0 100644
--- a/server/gameserver/buff.h
+++ b/server/gameserver/buff.h
@@ -29,6 +29,7 @@ struct xtimer_list;
 class Buff
 {
  public:
+    int buff_uniid = 0;
     Creature* owner = nullptr;
     MetaData::Buff* meta = nullptr;
     MetaData::Skill* skill_meta = nullptr;
diff --git a/server/gameserver/constant_export.h b/server/gameserver/constant_export.h
index b2dc5b4..71cfe37 100644
--- a/server/gameserver/constant_export.h
+++ b/server/gameserver/constant_export.h
@@ -15,6 +15,7 @@ const int kInMountainTopBuffId = 7014;
 const int kDownBuffId = 7015;
 const int kPoisioningBuffId = 7016;
 const int kRescueBuffId = 7017;
+const int kVertigoBuffId = 7018;
 
 enum BuffEffectType_e
 {
diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index 84e7861..c7f12fd 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -25,6 +25,7 @@ struct BulletInfo
     bool is_tank_skin = false;
     int weapon_lv = 0;
     int delay_time = 0;
+    int invincible_buff_uniid = 0;
 };
 
 static void InternalCreateBullet(BulletInfo& bullet_info)
@@ -124,6 +125,14 @@ void InternalShot(Creature* c,
     if (skill_id == 0) {
         c->room->frame_event.AddShot(c->GetWeakPtrRef());
     }
+    int invincible_buff_uniid = 0;
+    if (weapon_meta->lock_time > 0) {
+        int buff_uniid = c->TryAddBuff(c, kVertigoBuffId);
+        Buff* buff = c->GetBuffByUniId(buff_uniid);
+        if (buff && buff->remover_timer) {
+            c->room->xtimer.ModifyTimer(buff->remover_timer, weapon_meta->lock_time / FRAME_RATE_MS);
+        }
+    }
     for (auto& tuple : weapon_meta->bullet_born_offset) {
         a8::Vec2 bullet_born_offset = a8::Vec2(std::get<0>(tuple), std::get<1>(tuple));
         bullet_born_offset.Rotate(c->GetAttackDir().CalcAngle(a8::Vec2::UP));
@@ -149,6 +158,7 @@ void InternalShot(Creature* c,
             bullet_info.is_tank_skin = is_tank_skin;
             bullet_info.weapon_lv = weapon_lv;
             bullet_info.delay_time = std::get<3>(tuple);
+            bullet_info.invincible_buff_uniid = invincible_buff_uniid;
             InternalCreateBullet(bullet_info);
         }
     }
@@ -236,6 +246,16 @@ Buff* Creature::GetBuffById(int buff_id)
     return nullptr;
 }
 
+Buff* Creature::GetBuffByUniId(int buff_uniid)
+{
+    for (Buff& buff : buff_list_) {
+        if (buff.buff_uniid == buff_uniid) {
+            return &buff;
+        }
+    }
+    return nullptr;
+}
+
 int Creature::GetBuffNum(int buff_id)
 {
     int num = 0;
@@ -247,14 +267,14 @@ int Creature::GetBuffNum(int buff_id)
     return num;
 }
 
-void Creature::AddBuff(Creature* caster,
+int Creature::AddBuff(Creature* caster,
                        MetaData::Buff* buff_meta,
                        int skill_lv,
                        MetaData::Skill* buff_skill_meta)
 {
     if (buff_meta->i->buff_interval() > 0) {
         if (buff_interval_hash_.find(buff_meta->i->buff_id()) != buff_interval_hash_.end()) {
-            return;
+            return 0;
         }
         buff_interval_hash_[buff_meta->i->buff_id()] = room->GetFrameNo();
         room->xtimer.AddDeadLineTimerAndAttach
@@ -272,14 +292,14 @@ void Creature::AddBuff(Creature* caster,
     }
     if (buff_meta->i->coexist_num() > 0){
         if (GetBuffNum(buff_meta->i->buff_id()) >= buff_meta->i->coexist_num()) {
-            return;
+            return 0;
         }
     }
     if (IsImmuneBuffEffect(buff_meta->i->buff_effect())) {
-        return;
+        return 0;
     }
     if (buff_meta->i->depend_effect() != 0 && !HasBuffEffect(buff_meta->i->depend_effect())) {
-        return;
+        return 0;
     }
     if (!buff_meta->EffectCanStack()) {
         Buff* buff = GetBuffByEffectId(buff_meta->i->buff_effect());
@@ -290,7 +310,10 @@ void Creature::AddBuff(Creature* caster,
     if (buff_meta->i->buff_effect() == kBET_OnceChgAttr) {
         ProcOnceChgAttrBuff(buff_meta);
     }
+    ++buff_uniid_;
+    int new_buff_uniid = buff_uniid_;
     Buff* buff = &a8::FastAppend(buff_list_);
+    buff->buff_uniid = new_buff_uniid;
     buff->SetCaster(caster);
     buff->skill_lv = skill_lv;
     buff->owner = this;
@@ -340,6 +363,7 @@ void 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",
                             {
@@ -365,21 +389,22 @@ bool Creature::IsImmuneBuffEffect(int buff_effect)
     return false;
 }
 
-void Creature::MustBeAddBuff(Creature* caster, int buff_id)
+int Creature::MustBeAddBuff(Creature* caster, int buff_id)
 {
     MetaData::Buff* buff_meta = MetaMgr::Instance()->GetBuff(buff_id);
     if (!buff_meta) {
         abort();
     }
-    AddBuff(caster, buff_meta, 1);
+    return AddBuff(caster, buff_meta, 1);
 }
 
-void Creature::TryAddBuff(Creature* caster, int buff_id)
+int Creature::TryAddBuff(Creature* caster, int buff_id)
 {
     MetaData::Buff* buff_meta = MetaMgr::Instance()->GetBuff(buff_id);
     if (buff_meta) {
-        AddBuff(caster, buff_meta, 1);
+        return AddBuff(caster, buff_meta, 1);
     }
+    return -1;
 }
 
 void Creature::RemoveBuffById(int buff_id)
diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index 11051e9..50046ae 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -92,14 +92,15 @@ class Creature : public MoveableEntity
     bool HasBuffEffect(int buff_effect_id);
     Buff* GetBuffByEffectId(int effect_id);
     Buff* GetBuffById(int buff_id);
+    Buff* GetBuffByUniId(int buff_uniid);
     int GetBuffNum(int buff_id);
-    void AddBuff(Creature* caster,
+    int AddBuff(Creature* caster,
                  MetaData::Buff* buff_meta,
                  int skill_lv,
                  MetaData::Skill* buff_skill_meta = nullptr);
     bool IsImmuneBuffEffect(int buff_effect);
-    void MustBeAddBuff(Creature* caster, int buff_id);
-    void TryAddBuff(Creature* caster, int buff_id);
+    int MustBeAddBuff(Creature* caster, int buff_id);
+    int TryAddBuff(Creature* caster, int buff_id);
     void RemoveBuffById(int buff_id);
     void ClearBuffById(int buff_id);
     void RecalcBuffAttr();
@@ -252,6 +253,7 @@ private:
     CreatureWeakPtrChunk weak_ptr_chunk_;
     HumanAbility ability;
     std::shared_ptr<Ability> ability_;
+    int buff_uniid_ = 1000;
     std::array<list_head, kBET_End> buff_effect_ = {};
     std::array<list_head, kBET_End> depend_effect_ = {};
     std::array<list_head, kCondBuffEnd> cond_buffs_ = {};
diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index e554a7e..b78103c 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -197,6 +197,7 @@ namespace MetaData
                                      strings2.size() > 3 ? a8::XValue(strings2[3]).GetInt() : 0
                                      )
                      );
+                lock_time += strings2.size() > 3 ? a8::XValue(strings2[3]).GetInt() : 0;
             }
         }
         {
diff --git a/server/gameserver/metadata.h b/server/gameserver/metadata.h
index d9a7e49..4a7ed6e 100644
--- a/server/gameserver/metadata.h
+++ b/server/gameserver/metadata.h
@@ -72,6 +72,7 @@ namespace MetaData
     {
         const metatable::Equip* i = nullptr;
 
+        int lock_time = 0;
         std::vector<std::tuple<float, float, float, int>> bullet_born_offset;
         std::vector<std::tuple<int, a8::Vec2>> shoot_offsets;
         std::array<int, IS_END> volume = {};
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index ea2a748..2b18247 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -137,6 +137,8 @@ message Equip
     optional float average_oil = 58;
     optional float atk_mech = 59;
     optional int32 use_scene = 60;
+    optional int32 ispenetrate = 61;
+    optional int32 is_penetrate_thing = 62;
 
     optional string inventory_slot = 31; //库存槽位
     optional int32 _inventory_slot = 32; //库存槽位