diff --git a/server/gameserver/car.cc b/server/gameserver/car.cc
index 06c7fdd..1a74116 100644
--- a/server/gameserver/car.cc
+++ b/server/gameserver/car.cc
@@ -262,6 +262,7 @@ float Car::GetRadius()
 float Car::GetSpeed()
 {
     float speed = hero_meta_->i->move_speed();
+    speed *= 1 + GetAbility()->GetAttrRate(kHAT_Speed);
     return speed;
 }
 
@@ -380,9 +381,7 @@ void Car::SetAttackDir(const a8::Vec2& attack_dir)
 
 void Car::DecOil(float dec_oil)
 {
-    if (driver_) {
-        dec_oil *= 1 + driver_->GetAbility()->GetAttrRate(kHAT_CarOil);
-    }
+    dec_oil *= 1 + GetAbility()->GetAttrRate(kHAT_CarOil);
     cur_oil_ -= dec_oil;
     cur_oil_ = std::max(0.0f, cur_oil_);
     if (!HasOil()) {
diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index 1ec7ebe..7b3d0b4 100644
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -160,12 +160,11 @@ enum HumanAttrType_e
     kHAT_WeaponReloadTime = 22,
     kHAT_WeaponExplosionRange = 23,
     kHAT_WeaponExplosionTime = 24,
-    kHAT_GasDmg = 25,
+    kHAT_PoisoningReduction = 25,
     kHAT_RescueTime = 26,
     kHAT_DrugTime = 27,
     kHAT_DrugEfficacy = 28,
     kHAT_CarOil = 29,
-    kHAT_CarDmg = 30,
     kHAT_End
 };
 
diff --git a/server/gameserver/constant_export.h b/server/gameserver/constant_export.h
index 846a956..b2fb6c7 100644
--- a/server/gameserver/constant_export.h
+++ b/server/gameserver/constant_export.h
@@ -12,6 +12,9 @@ const int kInIceBuffId = 7008;
 const int kBeRecycleBuffId = 7009;
 const int kTraceBuffId = 7011;
 const int kInMountainTopBuffId = 7014;
+const int kDownBuffId = 7015;
+const int kPoisioningBuffId = 7016;
+const int kRescueBuffId = 7017;
 
 enum BuffEffectType_e
 {
@@ -58,6 +61,11 @@ enum BuffEffectType_e
     kBET_SelectTargetWithSelfPos = 40, //已自己坐标为中心范围内选取目标,并且批量添加buff
     kBET_CondAddBuff = 41, //条件添加buff
     kBET_AddInventory = 42, //扩充库存
+    kBET_Down = 43, //倒下
+    kBET_Poisoning = 44, //中毒（毒圈中）
+    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_FollowMaster = 49, //跟随主人
     kBET_ThroughWall = 50, //穿墙
diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index 3c08bf2..cf0211c 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -1200,11 +1200,15 @@ void Creature::UpdatePoisoning()
     }
     bool need_notify = poisoning_time > 1000;
     while (poisoning_time > 1000) {
+        float dmg = 0;
         if (room->GetGasData().is_last_gas) {
-            DecHP(room->GetGasData().new_area_meta->i->hurt(), VP_SafeArea, TEXT("battle_server_killer_gas", "毒圈"), VW_SafeArea);
+            dmg = room->GetGasData().new_area_meta->i->hurt();
         } else {
-            DecHP(room->GetGasData().old_area_meta->i->hurt(), VP_SafeArea, TEXT("battle_server_killer_gas", "毒圈"), VW_SafeArea);
+            dmg = room->GetGasData().old_area_meta->i->hurt();
         }
+        dmg *= 1 + GetAbility()->GetAttrRate(kHAT_PoisoningReduction);
+        dmg = std::max(10.0f, dmg);
+        DecHP(dmg, VP_SafeArea, TEXT("battle_server_killer_gas", "毒圈"), VW_SafeArea);
         if (dead) {
             poisoning_time = 0;
             break;
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index b719351..e007c87 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -3012,7 +3012,7 @@ void Human::ProcUseItemAction()
     switch (action_item_id) {
     case IS_HEALTHKIT:
         {
-            AddHp(item_meta->i->heal());
+            AddHp(item_meta->i->heal() * (1 + GetAbility()->GetAttrRate(kHAT_DrugEfficacy)));
             DecInventory(item_meta->i->_inventory_slot(), 1);
             GetTrigger()->UseItemAction(action_item_id);
         }
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index f58c5d8..823568b 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -320,53 +320,32 @@ void Player::UpdateUseItemIdx()
         return;
     }
     if (use_item_idx >= 0 && use_item_idx < IS_END) {
-        switch (use_item_idx) {
-        case IS_HEALTHKIT:
-            {
-                MetaData::Equip* item_meta = MetaMgr::Instance()->GetEquipBySlotId(use_item_idx);
-                if (item_meta) {
+        MetaData::Equip* item_meta = MetaMgr::Instance()->GetEquipBySlotId(use_item_idx);
+        if (item_meta) {
+            int use_time = item_meta->i->use_time();
+            switch (use_item_idx) {
+            case IS_HEALTHKIT:
+            case IS_PAIN_KILLER:
+            case IS_SHEN_BAO:
+                {
+                    use_time -= GetAbility()->GetAttrAbs(kHAT_DrugTime);
+                    use_time = std::max(1000, use_time);
                     StartAction(
                                 AT_UseItem,
-                                item_meta->i->use_time(),
+                                use_time,
                                 use_item_idx,
                                 0
                                 );
                 }
-            }
-            break;
-        case IS_PAIN_KILLER:
-            {
-                MetaData::Equip* item_meta = MetaMgr::Instance()->GetEquipBySlotId(use_item_idx);
-                if (item_meta) {
-                    StartAction(
-                                AT_UseItem,
-                                item_meta->i->use_time(),
-                                use_item_idx,
-                                0
-                                );
-                }
-            }
-            break;
-        case IS_SHEN_BAO:
-            {
-                MetaData::Equip* item_meta = MetaMgr::Instance()->GetEquipBySlotId(use_item_idx);
-                if (item_meta) {
-                    StartAction(
-                                AT_UseItem,
-                                item_meta->i->use_time(),
-                                use_item_idx,
-                                0
-                                );
-                }
-            }
-            break;
-        default:
-            {
+                break;
+            default:
+                {
 
+                }
+                break;
             }
-            break;
+            GetTrigger()->UseItemAction(use_item_idx);
         }
-        GetTrigger()->UseItemAction(use_item_idx);
     }
     use_item_idx = 0;
     use_item = false;
@@ -800,15 +779,18 @@ void Player::HumanInteraction(Human* hum)
     if (hum->GetActionType() == AT_Rescue) {
         return;
     }
+    int downed_relive_time = MetaMgr::Instance()->GetSysParamAsInt("downed_relive_time") * 1000;
+    downed_relive_time -= GetAbility()->GetAttrAbs(kHAT_RescueTime);
+    downed_relive_time = std::max(1000, downed_relive_time);
     hum->StartAction(
                      AT_Rescue,
-                     MetaMgr::Instance()->GetSysParamAsInt("downed_relive_time") * 1000,
+                     downed_relive_time,
                      room->GetFrameNo(),
                      GetUniId()
                      );
     StartAction(
                 AT_Relive,
-                MetaMgr::Instance()->GetSysParamAsInt("downed_relive_time") * 1000,
+                downed_relive_time,
                 room->GetFrameNo(),
                 hum->GetUniId()
                 );