diff --git a/server/gameserver/commands.cc b/server/gameserver/commands.cc
index 9af7dbad..062f4986 100644
--- a/server/gameserver/commands.cc
+++ b/server/gameserver/commands.cc
@@ -245,7 +245,7 @@ void Player::_CMExecCommand(f8::MsgHdr* hdr, const cs::CMExecCommand& msg)
             (
              [this] (Human* hum) -> bool
              {
-                 a8::SetBitFlag(hum->status, CS_NoDie);
+                 //a8::SetBitFlag(hum->status, CS_NoDie);
                  hum->GetMovement()->ClearPath();
                  hum->GetMutablePos().FromGlmVec3(GetPos().ToGlmVec3());
                  room->grid_service->MoveCreature(hum);
@@ -519,6 +519,31 @@ void Player::_CMExecCommand(f8::MsgHdr* hdr, const cs::CMExecCommand& msg)
         for (auto& str : strings) {
             SendDebugMsg("数值:   " + str);
         }
+    } else if (cmd == "down_teammate") {
+        Human* target = nullptr;
+        GetTeam()->TraverseMembers
+            (
+             [this, &target] (Human *hum) -> bool
+             {
+                 if (!hum->dead && hum != this) {
+                     if (!target) {
+                         target  = hum;
+                     } else if (GetPos().Distance2D2(hum->GetPos()) <
+                                GetPos().Distance2D2(target->GetPos())) {
+                         target  = hum;
+                     }
+                 }
+                 return true;
+             });
+        if (target) {
+            float dmg_out = 0.0f;
+            target->DecHP(100000.0f, VP_Gas, TEXT("battle_server_killer_gas", "毒圈"), VW_Gas,
+                  VP_Gas,
+                  TEXT("battle_server_killer_gas", "毒圈"),
+                  dmg_out,
+                  0,
+                  0);
+        }
     } else if (cmd == "moba_pingju" && cmds.size() >= 0) {
         if (room->IsMobaModeRoom() && !room->IsGameOver() && room->GetMobaOvertimeRaceFrameNo() <= 0) {
             room->TraverseTeams
diff --git a/server/gameserver/room.h b/server/gameserver/room.h
index 944f9fae..2b250a60 100644
--- a/server/gameserver/room.h
+++ b/server/gameserver/room.h
@@ -74,6 +74,7 @@ enum RoomSwitch_e
     kRoomSwitchDisableUseSkill,
     kRoomSwitchDisableUseItem,
     kRoomSwitchDisableShot,
+    kRoomSwitchPeaceMode,
 };
 
 class Room : public std::enable_shared_from_this<Room>