diff --git a/server/gameserver/roomobstacle.cc b/server/gameserver/roomobstacle.cc
index 653f537..90b0400 100644
--- a/server/gameserver/roomobstacle.cc
+++ b/server/gameserver/roomobstacle.cc
@@ -267,6 +267,49 @@ void RoomObstacle::Explosion()
 void RoomObstacle::SpecExplosion()
 {
     ++explosion_times_;
+    if (meta->i->damage_dia() > 0.01f &&
+        meta->i->damage() > 0.01f) {
+        if (!grid_list_) {
+            grid_list_ = new std::set<GridCell*>();
+            room->grid_service->GetAllCellsByXy(room, GetPos().x, GetPos().y, *grid_list_);
+        }
+        std::set<Entity*> objects;
+        room->grid_service->TouchAllLayerHumanList
+            (
+             room->GetRoomIdx(),
+             *grid_list_,
+             [this, &objects] (Human* hum, bool& stop)
+             {
+                 float distance = (hum->GetPos() - GetPos()).Norm();
+                 if (master.Get()->team_id != hum->team_id && distance < meta->i->damage_dia()) {
+                    objects.insert(hum);
+                }
+             });
+        a8::Vec2 bomb_pos = GetPos();
+        room->frame_event.AddExplosionEx(master,
+                                         meta->i->thing_id(),
+                                         bomb_pos,
+                                         meta->i->explosion_effect());
+        for (auto& target : objects) {
+            switch (target->GetEntityType()) {
+            case ET_Player:
+                {
+                    Human* hum = (Human*)target;
+                    if (!hum->dead) {
+                        float dmg = meta->i->damage();
+                        float def = hum->ability.def;
+                        float finaly_dmg = dmg * (1 - def/MetaMgr::Instance()->K);
+                        hum->DecHP(finaly_dmg, VP_Mine, TEXT("battle_server_killer_mine", "地雷"), VW_Mine);
+                    }
+                }
+                break;
+            default:
+                {
+                }
+                break;
+            }
+        }
+    }
     if (explosion_times_ >= meta->i->explosion_times()) {
         room->xtimer.DeleteTimer(room->xtimer.GetRunningTimer());
     }