diff --git a/server/gameserver/incubator.cc b/server/gameserver/incubator.cc
index ef8526a..1261692 100644
--- a/server/gameserver/incubator.cc
+++ b/server/gameserver/incubator.cc
@@ -7,7 +7,18 @@
 
 void Incubator::Init()
 {
-
+    xtimer_attacher_.xtimer = &room->xtimer;
+    room->xtimer.AddRepeatTimerAndAttach
+        (
+         SERVER_FRAME_RATE * (2 + rand() % 3),
+         a8::XParams()
+         .SetSender(this),
+         [] (const a8::XParams& param)
+         {
+             Incubator* incubator = (Incubator*)param.sender.GetUserData();
+             incubator->AutoAllocAndroid();
+         },
+         &xtimer_attacher_.timer_list_);
 }
 
 void Incubator::UnInit()
@@ -134,3 +145,42 @@ bool Incubator::CanSet(Human* hum, Human* exclude_hum)
          });
     return can_set;
 }
+
+void Incubator::AutoAllocAndroid()
+{
+    switch (room->GetGasData().gas_mode) {
+    case GasWaiting:
+    case GasMoving:
+        {
+            if (!hold_humans_.empty()){
+                Human* hum = hold_humans_[0];
+                if (room->GetGasData().gas_mode == GasWaiting &&
+                    hold_humans_.size() > 1 &&
+                    ((rand() % 100) > 30)) {
+                    Human* killer = nullptr;
+                    if (hold_humans_.size() == 2) {
+                        killer = hold_humans_[1];
+                    } else {
+                        killer = hold_humans_[1 + (rand() % (hold_humans_.size() - 1))];
+                    }
+                    hum->BeKill(killer->GetEntityUniId(),
+                                killer->name,
+                                killer->GetCurrWeapon()->weapon_id);
+                } else if (room->GetGasData().gas_count > 1) {
+                    hum->BeKill(VP_SafeArea,
+                                TEXT("battle_server_killer_gas", "毒圈"),
+                                VW_SafeArea);
+                } else {
+                    return;
+                }
+                hold_humans_.erase(hold_humans_.begin());
+                room->xtimer.ModifyTimer(room->xtimer.GetRunningTimer(), SERVER_FRAME_RATE * (3 + rand() % 5));
+            }
+        }
+        break;
+    default:
+        {
+        }
+        break;
+    }
+}
diff --git a/server/gameserver/incubator.h b/server/gameserver/incubator.h
index 165cf58..47a293b 100644
--- a/server/gameserver/incubator.h
+++ b/server/gameserver/incubator.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <a8/xtimer.h>
+
 class Human;
 class Room;
 class Incubator
@@ -14,7 +16,9 @@ class Incubator
 
 private:
     bool CanSet(Human* hum, Human* exclude_hum);
+    void AutoAllocAndroid();
 
 private:
     std::vector<Human*> hold_humans_;
+    a8::XTimerAttacher xtimer_attacher_;
 };
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 95fe20c..0d29afd 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -3722,6 +3722,7 @@ void Room::ForwardGasRing(int n)
         }
         gas_data_.rad_old = gas_data_.old_area_meta->i->rad();
         gas_data_.rad_new = gas_data_.new_area_meta->i->rad();
+        gas_data_.gas_count++;
         --n;
     }
 }
diff --git a/server/gameserver/types.h b/server/gameserver/types.h
index e639071..fbff66c 100755
--- a/server/gameserver/types.h
+++ b/server/gameserver/types.h
@@ -29,6 +29,7 @@ struct GasData
     MetaData::SafeArea* old_area_meta = nullptr;
     MetaData::SafeArea* new_area_meta = nullptr;
     bool is_last_gas = false;
+    int gas_count = 0;
 };
 
 struct Weapon