diff --git a/server/gameserver/entity.cc b/server/gameserver/entity.cc
index 32ac995..e06c07a 100644
--- a/server/gameserver/entity.cc
+++ b/server/gameserver/entity.cc
@@ -97,4 +97,11 @@ void Entity::BroadcastFullState()
 
 void Entity::BroadcastDeleteState()
 {
+    std::set<GridCell*> grid_list;
+    room->grid_service.Get123456789(grid_id, grid_list);
+    for (auto& grid : grid_list) {
+        for (Human* hum : grid->human_list) {
+            hum->RemoveObjects(this);
+        }
+    }
 }
diff --git a/server/gameserver/frameevent.cc b/server/gameserver/frameevent.cc
index 07109ee..725e3de 100644
--- a/server/gameserver/frameevent.cc
+++ b/server/gameserver/frameevent.cc
@@ -104,7 +104,7 @@ void FrameEvent::AddExplosion(Bullet* bullet, int item_id, Vector2D bomb_pos)
 void FrameEvent::AddSmoke(Bullet* bullet, int item_id, Vector2D pos)
 {
     {
-        auto& tuple = a8::FastAppend(explosions_);
+        auto& tuple = a8::FastAppend(smokes_);
         std::get<0>(tuple) = bullet->player;
         auto& p = std::get<1>(tuple);
 
@@ -113,10 +113,10 @@ void FrameEvent::AddSmoke(Bullet* bullet, int item_id, Vector2D pos)
         p.set_player_id(bullet->player->entity_uniid);
     }
     {
-        int explosion_idx = smokes_.size() - 1;
+        int idx = smokes_.size() - 1;
         for (auto& cell : bullet->player->grid_list) {
             for (auto& hum : cell->human_list) {
-                hum->explosions_.push_back(explosion_idx);
+                hum->smokes_.push_back(idx);
             }
         }
     }
diff --git a/server/gameserver/gridservice.cc b/server/gameserver/gridservice.cc
index fc9b192..1acbe68 100644
--- a/server/gameserver/gridservice.cc
+++ b/server/gameserver/gridservice.cc
@@ -174,8 +174,15 @@ void GridService::MoveBullet(Bullet* bullet)
     }
 }
 
+void GridService::DelBullet(Bullet* bullet)
+{
+    GridCell& cell = cells_[bullet->grid_id];
+    cell.bullet_list.erase(bullet);
+}
+
 void GridService::AddEntity(Entity* entity)
 {
+    assert(entity->entity_type != ET_Player);
     int x = (int)entity->pos.x + cell_width_;
     int y = (int)entity->pos.y + cell_width_;
     if (BroderOverFlow(x, y)) {
@@ -188,6 +195,12 @@ void GridService::AddEntity(Entity* entity)
     cells_[entity->grid_id].entity_list.insert(entity);
 }
 
+void GridService::DelEntity(Entity* entity)
+{
+    GridCell& cell = cells_[entity->grid_id];
+    cell.entity_list.erase(entity);
+}
+
 bool GridService::HumanInGridList(Human* hum, std::set<GridCell*>& grid_list)
 {
     for (auto& cell : grid_list) {
diff --git a/server/gameserver/gridservice.h b/server/gameserver/gridservice.h
index 14fd45c..67d5d1b 100644
--- a/server/gameserver/gridservice.h
+++ b/server/gameserver/gridservice.h
@@ -41,8 +41,10 @@ class GridService
 
     void AddBullet(Bullet* bullet);
     void MoveBullet(Bullet* bullet);
+    void DelBullet(Bullet* bullet);
 
     void AddEntity(Entity* entity);
+    void DelEntity(Entity* entity);
 
     bool HumanInGridList(Human* hum, std::set<GridCell*>& grid_list);
     bool EntityInGridList(Entity* entity, std::set<GridCell*>& grid_list);
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index e293438..2ac96fb 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -41,6 +41,7 @@ Human::~Human()
 void Human::Initialize()
 {
     Entity::Initialize();
+    RecalcSelfCollider();
 }
 
 float Human::GetSpeed()
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index d16b786..d5fbcbb 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -27,7 +27,6 @@ void Player::Initialize()
     Human::Initialize();
     health = meta->i->health();
     max_energy_shield = energy_shield;
-    RecalcSelfCollider();
 }
 
 void Player::Update(int delta_time)
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 2a02d20..3f7ba30 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -419,6 +419,7 @@ void Room::CreateLoot(int equip_id, Vector2D pos, int count)
         entity->Initialize();
         uniid_hash_[entity->entity_uniid] = entity;
         grid_service.AddEntity(entity);
+        entity->BroadcastFullState();
     }
 }
 
@@ -450,16 +451,18 @@ void Room::RemoveObjectLater(Entity* entity)
                            case ET_Bullet:
                                {
                                    entity->room->moveable_hash_.erase(entity->entity_uniid);
+                                   entity->room->grid_service.DelBullet((Bullet*)entity);
                                }
                                break;
                            case ET_Loot:
                                {
                                    entity->BroadcastDeleteState();
+                                   entity->room->grid_service.DelEntity(entity);
                                }
                                break;
                            default:
                                {
-
+                                   abort();
                                }
                                break;
                            }