diff --git a/server/gameserver/creature.h b/server/gameserver/creature.h
index 1a7ff7c7..d2ed3ccd 100644
--- a/server/gameserver/creature.h
+++ b/server/gameserver/creature.h
@@ -16,7 +16,6 @@ enum CreatureStatus
     CS_PreDieSuspended,
     CS_DeadNoDrop,
     CS_Reviving,
-    CS_CrazeMode,
     CS_DisableAttackAndroid,
     CS_NoDie,
     CS_End
@@ -132,7 +131,6 @@ class Creature : public MoveableEntity
     long long skill_hold_start_frameno = 0;
     a8::XTimerWp remove_shot_hold_timer;
 
-    a8::XTimerWp craze_mode_timer;
     a8::XTimerWp nature_recover_hp_idle_timer;
 
     int side = 0;
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 90b5fec8..533fc9d2 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -168,13 +168,6 @@ void Human::CarShot(const glm::vec3& target_dir)
 void Human::BeKill(int killer_id, const std::string& killer_name, int weapon_id,
                    int real_killer_id, const std::string& real_killer_name)
 {
-    #ifdef MYDEBUG
-    {
-        if (a8::HasBitFlag(status, CS_CrazeMode)) {
-            int i = 0;
-        }
-    }
-    #endif
     if (!dead && !room->IsGameOver() && !real_dead && !a8::HasBitFlag(status, CS_PreDieSuspended)) {
         GetTrigger()->PreDie(killer_id, weapon_id);
 #ifdef MYDEBUG
diff --git a/server/gameserver/incubator.cc b/server/gameserver/incubator.cc
index 3f59396b..f9f41cf9 100644
--- a/server/gameserver/incubator.cc
+++ b/server/gameserver/incubator.cc
@@ -520,7 +520,6 @@ void Incubator::ShowHand()
 
         room->EnableHuman(hum);
         hum->MustBeAddBuff(hum, kTraceBuffId);
-        a8::SetBitFlag(hum->status, CS_CrazeMode);
         a8::SetBitFlag(hum->status, CS_DisableAttackAndroid);
     }
     room->xtimer.SetIntervalEx
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 6589e306..63e41f90 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -2923,78 +2923,6 @@ void Room::OnBattleStart()
         }
     }
     battle_starting_ = false;
-    if (IsMiniMap() || IsNewerMap()) {
-        xtimer.SetIntervalEx
-            (
-             SERVER_FRAME_RATE * 10,
-             [this] (int event, const a8::Args* args)
-             {
-                 if (a8::TIMER_EXEC_EVENT == event) {
-                     int keep_num = 0;
-                     if (IsMiniMap()) {
-                         keep_num = 2;
-                         Player* hum = GetOneAlivePlayer();
-                         if (hum && hum->GetBattleContext()->GetHeroLevel() > 5) {
-                             keep_num = 3;
-                         }
-                     } else if (IsNewerMap()) {
-                         keep_num = 1;
-                     }
-                     std::set<Human*> humans;
-                     for (auto& pair : alive_human_hash_) {
-                         if (keep_num <= 0) {
-                             break;
-                         }
-                         if (a8::HasBitFlag(pair.second->status, CS_CrazeMode)) {
-                             --keep_num;
-                         } else {
-                             humans.insert(pair.second);
-                         }
-                     }
-                     std::map<int, Human*> players = alive_player_hash_;
-                     while (keep_num > 0) {
-                         Human* target = nullptr;
-                         if (!players.empty()) {
-                             for (auto& pair : players) {
-                                 target = pair.second;
-                                 break;
-                             }
-                         }
-                         Human* craze_hum = nullptr;
-                         if (target) {
-                             for (auto& itr : humans) {
-                                 if (itr->IsPlayer() || itr->GetTeam()->HasPlayer()) {
-                                     continue;
-                                 }
-                                 if (!craze_hum) {
-                                     craze_hum = itr;
-                                 } else {
-                                     if (craze_hum->GetPos().ManhattanDistance2D(target->GetPos()) >
-                                         itr->GetPos().ManhattanDistance2D(target->GetPos())) {
-                                         craze_hum = itr;
-                                     }
-                                 }
-                             }
-                             players.erase(target->GetUniId());
-                         } else {
-                             for (auto& itr : humans) {
-                                 craze_hum = itr;
-                                 break;
-                             }
-                         }
-                         if (craze_hum) {
-                             a8::SetBitFlag(craze_hum->status, CS_CrazeMode);
-                             humans.erase(craze_hum);
-#ifdef MYDEBUG
-                             a8::XPrintf("craze huamn :%s\n", {craze_hum->name});
-#endif
-                         }
-                         --keep_num;
-                     }
-                 }
-             },
-             &xtimer_attacher_);
-    }
 }
 
 void Room::AddTeam(class MatchTeam* team)