diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index b39440c6..b42efcee 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -399,10 +399,11 @@ void Room::AddPlayer(Player* hum, std::shared_ptr<BornPoint> init_born_point, bo
         MatchTeam(hum);
     }
     hum->PushJoinRoomMsg();
-    ++alive_count_;
-    alive_count_chged_frameno_ = GetFrameNo();
-    ++PerfMonitor::Instance()->alive_count;
-
+    if (!hum->IsOb()) {
+        ++alive_count_;
+        alive_count_chged_frameno_ = GetFrameNo();
+        ++PerfMonitor::Instance()->alive_count;
+    }
     grid_service->AddCreature(hum);
     hum->FindLocation();
     hum->RefreshView();
@@ -500,9 +501,11 @@ void Room::CreateAndroid(int robot_num, std::shared_ptr<Team> team)
         } else {
             MatchTeam(hum);
         }
-        ++alive_count_;
-        alive_count_chged_frameno_ = GetFrameNo();
-        ++PerfMonitor::Instance()->alive_count;
+        if (!hum->IsOb()) {
+            ++alive_count_;
+            alive_count_chged_frameno_ = GetFrameNo();
+            ++PerfMonitor::Instance()->alive_count;
+        }
         refreshed_robot_set_.insert(robot_meta->id());
         if (!CanAddToScene(hum)) {
             a8::SetBitFlag(hum->status, CS_Disable);
@@ -910,7 +913,7 @@ void Room::InternalRemoveObjectLater(Entity* entity, a8::Attacher& xtimer_attach
 
 void Room::OnHumanDie(Human* hum)
 {
-    {
+    if (!hum->IsOb()) {
         --alive_count_;
         alive_count_chged_frameno_ = GetFrameNo();
         --PerfMonitor::Instance()->alive_count;
@@ -1022,6 +1025,15 @@ void Room::TraverseTeams(std::function<bool (Team*)> cb)
     }
 }
 
+void Room::TraverseRawTeams(std::function<bool (Team*)> cb)
+{
+    for (auto& pair : team_hash_) {
+        if (!cb(pair.second.get())) {
+            break;
+        }
+    }
+}
+
 int Room::GetTeamNum()
 {
     return team_hash_.size();
@@ -1172,20 +1184,40 @@ std::shared_ptr<Team> Room::NewViewTeam()
     return team;
 }
 
-void Room::TraversePlayerList(std::function<void (Player*)> func)
+void Room::TraversePlayerList(std::function<void (Player*)> cb)
 {
     for (auto& pair : accountid_hash_) {
-        if (pair.second) {
-            func(pair.second);
+        if (pair.second && !pair.second->IsOb()) {
+            cb(pair.second);
         }
     }
 }
 
-void Room::TraverseHumanList(std::function<bool (Human*)> func)
+void Room::TraverseRawPlayerList(std::function<void (Player*)> cb)
+{
+    for (auto& pair : accountid_hash_) {
+        if (pair.second) {
+            cb(pair.second);
+        }
+    }
+}
+
+void Room::TraverseHumanList(std::function<bool (Human*)> cb)
 {
     for (auto& pair : human_hash_) {
         if (pair.second && !pair.second->IsOb()) {
-            if (!func(pair.second)) {
+            if (!cb(pair.second)) {
+                break;
+            }
+        }
+    }
+}
+
+void Room::TraverseRawHumanList(std::function<bool (Human*)> cb)
+{
+    for (auto& pair : human_hash_) {
+        if (pair.second) {
+            if (!cb(pair.second)) {
                 break;
             }
         }
@@ -2125,9 +2157,11 @@ void Room::RandRemoveAndroid()
         RemoveFromHuamnHash(hum);
         RemoveFromAliveHumanHash(hum);
         AddToRemovedRobotHash(hum);
-        --alive_count_;
-        alive_count_chged_frameno_ = GetFrameNo();
-        --PerfMonitor::Instance()->alive_count;
+        if (!hum->IsOb()) {
+            --alive_count_;
+            alive_count_chged_frameno_ = GetFrameNo();
+            --PerfMonitor::Instance()->alive_count;
+        }
         for (auto& pair : human_hash_) {
             pair.second->RemovePartObjects(hum);
         }
@@ -2903,6 +2937,27 @@ void Room::OnBattleStart()
             e.Get()->OnBattleStart(this);
         }
     }
+    TraverseHumanList
+        (
+         [this] (Human* ele_hum) -> bool
+         {
+             ++battle_human_count_;
+             return true;
+         });
+    TraversePlayerList
+        (
+         [this] (Player* ele_hum) -> bool
+         {
+             ++battle_player_count_;
+             return true;
+         });
+    TraverseTeams
+        (
+         [this] (Team* ele_team) -> bool
+         {
+             ++battle_team_count_;
+             return true;
+         });
     battle_starting_ = false;
 }
 
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 0e659f93..527ef4f9 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -148,8 +148,10 @@ public:
 
     void FillSMJoinedNotify(Human* self_hum, cs::SMJoinedNotify& msg);
 
-    void TraversePlayerList(std::function<void (Player*)> func);
-    void TraverseHumanList(std::function<bool (Human*)> func);
+    void TraversePlayerList(std::function<void (Player*)> cb);
+    void TraverseRawPlayerList(std::function<void (Player*)> cb);
+    void TraverseHumanList(std::function<bool (Human*)> cb);
+    void TraverseRawHumanList(std::function<bool (Human*)> cb);
     void TraverseAliveHumanList(std::function<bool (Human*)> func);
     void TraverseEntityList(std::function<bool (Entity*)> func);
     void TraverseAlivePlayers(std::function<bool (Human*)> func);
@@ -201,6 +203,7 @@ public:
     int GetAliveTeamNum();
     Team* GetAliveTeam();
     void TraverseTeams(std::function<bool (Team*)> cb);
+    void TraverseRawTeams(std::function<bool (Team*)> cb);
     bool CanJoin(const std::string& accountid,
                  RoomType_e self_roomm_type,
                  RoomMode_e self_room_mode,
@@ -370,7 +373,9 @@ private:
     int elapsed_time_ = 0;
     int alive_count_ = 0;
     long long alive_count_chged_frameno_ = 0;
-    int human_alive_count_ = 0;
+    int battle_human_count_ = 0;
+    int battle_player_count_ = 0;
+    int battle_team_count_ = 0;
     const mt::AirLine* airline_ = nullptr;
     int level0room_born_point_uniid_ = 0;
     int level1room_born_point_uniid_ = 0;