diff --git a/server/gameserver/buff.cc b/server/gameserver/buff.cc
index cd15c2f..548806c 100644
--- a/server/gameserver/buff.cc
+++ b/server/gameserver/buff.cc
@@ -9,6 +9,16 @@
 #include "incubator.h"
 #include "car.h"
 
+Buff::Buff()
+{
+
+}
+
+void Buff::Initialize()
+{
+
+}
+
 int Buff::GetLeftTime()
 {
     int passed_ms = (owner->room->GetFrameNo() - add_frameno) * FRAME_RATE_MS;
diff --git a/server/gameserver/buff.h b/server/gameserver/buff.h
index fdbcc9d..33ff2bd 100644
--- a/server/gameserver/buff.h
+++ b/server/gameserver/buff.h
@@ -26,7 +26,11 @@ class Buff
     a8::XTimerAttacher xtimer_attacher;
     long long add_frameno = 0;
     int skill_lv = 0;
+    list_head effect_entry;
+    list_head depend_entry;
 
+    Buff();
+    void Initialize();
     int GetLeftTime();
     int GetLastingTime();
     bool NeedSync(Human* hum);
diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index 484ca22..23b9f8a 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -133,7 +133,16 @@ bool Creature::HasBuffEffect(int buff_effect_id)
 
 Buff* Creature::GetBuffByEffectId(int effect_id)
 {
-    return IsValidBuffEffect(effect_id) ? buff_effect_[effect_id] : nullptr;
+    if (!IsValidBuffEffect(effect_id)) {
+        return nullptr;
+    }
+    list_head* list = &buff_effect_[effect_id];
+    if (list_empty(list)) {
+        return nullptr;
+    } else {
+        Buff* buff = list_first_entry(list, Buff, effect_entry);
+        return buff;
+    }
 }
 
 Buff* Creature::GetBuffById(int buff_id)
@@ -159,6 +168,9 @@ void Creature::AddBuff(Creature* caster,
     if (IsImmuneBuffEffect(buff_meta->i->buff_effect())) {
         return;
     }
+    if (buff_meta->i->depend_effect() != 0 && !HasBuffEffect(buff_meta->i->depend_effect())) {
+        return;
+    }
     if (!buff_meta->EffectCanStack()) {
         Buff* buff = GetBuffByEffectId(buff_meta->i->buff_effect());
         if (buff) {
@@ -186,7 +198,14 @@ void Creature::AddBuff(Creature* caster,
     buff->skill_meta = buff_skill_meta;
     buff->add_frameno = room->GetFrameNo();
     buff->xtimer_attacher.xtimer = &room->xtimer;
-    buff_effect_[buff->meta->i->buff_effect()] = buff;
+    list_add_tail(&buff_effect_[buff->meta->i->buff_effect()], &buff->effect_entry);
+    if (buff->meta->i->depend_effect() != 0 &&
+        IsValidBuffEffect(buff->meta->i->depend_effect())) {
+        list_add_tail(&depend_effect_[buff->meta->i->depend_effect()], &buff->depend_entry);
+    } else {
+        INIT_LIST_HEAD(&buff->depend_entry);
+    }
+    buff->Initialize();
     {
         room->xtimer.AddDeadLineTimerAndAttach
             (
@@ -207,6 +226,14 @@ void Creature::AddBuff(Creature* caster,
     if (!buff->meta->i->only_server()) {
         room->frame_event.AddBuff(GetWeakPtrRef(), buff);
     }
+    if (!buff->meta->child_buff_list.empty()) {
+        for (int child_buff_id : buff->meta->child_buff_list) {
+            MetaData::Buff* child_buff_meta = MetaMgr::Instance()->GetBuff(child_buff_id);
+            if (child_buff_meta) {
+                AddBuff(caster, child_buff_meta, skill_lv, buff_skill_meta);
+            }
+        }
+    }
 #ifdef DEBUG
     SendDebugMsg(a8::Format("添加buff_id:%d buff_effect:%d",
                             {
@@ -249,8 +276,9 @@ void Creature::RemoveBuffById(int buff_id)
     for (auto itr = buff_list_.begin(); itr != buff_list_.end(); ++itr) {
         Buff& buff = *itr;
         if (buff.meta->i->buff_id() == buff_id) {
-            if (buff_effect_[buff.meta->i->buff_effect()] == &(*itr)) {
-                buff_effect_[buff.meta->i->buff_effect()] = nullptr;
+            list_del_init(&buff.effect_entry);
+            if (!list_empty(&buff.depend_entry)) {
+                list_del_init(&buff.depend_entry);
             }
             removed_buffs.push_back(buff.meta);
             OnBuffRemove(buff);
@@ -279,6 +307,18 @@ void Creature::RemoveBuffById(int buff_id)
                 break;
             }
         }
+        for (int child_buff_id : buff_meta->child_buff_list) {
+            RemoveBuffById(child_buff_id);
+        }
+        if (!HasBuffEffect(buff_meta->i->buff_effect()) &&
+            !list_empty(&depend_effect_[buff_meta->i->buff_effect()])) {
+            struct list_head work_list;
+            list_replace_init(&depend_effect_[buff_meta->i->buff_effect()], &work_list);
+            while (!list_empty(&work_list)) {
+                Buff* buff = list_first_entry(&work_list, Buff, depend_entry);
+                RemoveBuffById(buff->meta->i->buff_id());
+            }
+        }
     }
     RecalcBuffAttr();
 #ifdef DEBUG
@@ -337,9 +377,7 @@ void Creature::RemoveBuffByEffectId(int buff_effect_id)
 void Creature::ClearBuffList()
 {
     for (auto itr = buff_list_.begin(); itr != buff_list_.end(); ++itr) {
-        if (buff_effect_[itr->meta->i->buff_effect()] == &(*itr)) {
-            buff_effect_[itr->meta->i->buff_effect()] = nullptr;
-        }
+        list_del_init(&itr->effect_entry);
         OnBuffRemove(*itr);
     }
     buff_list_.clear();
@@ -945,6 +983,12 @@ void Creature::ProcBuffEffect(Creature* caster, Buff* buff)
 void Creature::Initialize()
 {
     MoveableEntity::Initialize();
+    for (auto& node : buff_effect_) {
+        INIT_LIST_HEAD(&node);
+    }
+    for (auto& node : depend_effect_) {
+        INIT_LIST_HEAD(&node);
+    }
 }
 
 void Creature::SetMoveDir(const a8::Vec2& move_dir)
diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index fc9328d..ee62f73 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -213,7 +213,8 @@ private:
     CreatureWeakPtrChunk weak_ptr_chunk_;
     std::array<float, kHAT_End> buff_attr_abs_ = {};
     std::array<float, kHAT_End> buff_attr_rate_ = {};
-    std::array<Buff*, kBET_End> buff_effect_ = {};
+    std::array<list_head, kBET_End> buff_effect_ = {};
+    std::array<list_head, kBET_End> depend_effect_ = {};
     std::list<Buff> buff_list_;
     std::list<std::tuple<int, Hero*>> slave_heros_;
     std::list<std::tuple<int, RoomObstacle*>> slave_things_;
diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index 77ac27b..3e403f2 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -719,6 +719,13 @@ namespace MetaData
         int_param2 = a8::XValue(i->buff_param2());
         int_param3 = a8::XValue(i->buff_param3());
         int_param4 = a8::XValue(i->buff_param4());
+        {
+            std::vector<std::string> strings;
+            a8::Split(i->child_buff(), strings, '|');
+            for (auto& str : strings) {
+                child_buff_list.push_back(a8::XValue(str));
+            }
+        }
         {
             std::vector<std::string> strings;
             a8::Split(i->immune_buffeffect_list(), strings, '|');
diff --git a/server/gameserver/metadata.h b/server/gameserver/metadata.h
index eeb0e23..e15a8e7 100755
--- a/server/gameserver/metadata.h
+++ b/server/gameserver/metadata.h
@@ -204,6 +204,8 @@ 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::vector<int> child_buff_list;
     };
 
     struct SkillPhase
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index db9faa6..38f0004 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -236,6 +236,8 @@ message Buff
     optional string post_remove_action = 13;
     optional int32 only_server = 14;
     optional int32 only_self = 15;
+    optional int32 depend_effect = 16;
+    optional string child_buff = 17;
 }
 
 message Drop