diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index b4b7554..0ac9f00 100755
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -61,8 +61,6 @@ enum ActionType_e
     AT_None = 0,
     AT_Reload = 1,
     AT_UseItem = 2,
-    AT_Relive = 3,
-    AT_Rescue = 4
 };
 
 enum InventorySlot_e
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index d9d1bd0..c0a249a 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -77,19 +77,13 @@ float Human::GetSpeed()
             return buff->meta->param2;
         }
     }
-    float speed = 0.0f;
-    if (downed) {
-        //倒地速度
-        speed = ability.speed;
-    } else {
-        speed = ability.speed;
-        if (action_type == AT_Reload) {
-            speed = ability.reload_speed;
-        } else if (shot_hold) {
-            if (curr_weapon->weapon_idx == GUN_SLOT1 ||
-                curr_weapon->weapon_idx == GUN_SLOT2) {
-                speed = ability.shot_speed;
-            }
+    float speed = ability.speed;
+    if (action_type == AT_Reload) {
+        speed = ability.reload_speed;
+    } else if (shot_hold) {
+        if (curr_weapon->weapon_idx == GUN_SLOT1 ||
+            curr_weapon->weapon_idx == GUN_SLOT2) {
+            speed = ability.shot_speed;
         }
     }
     speed = (speed + buff_attr_abs_[HAT_Speed]) * (1 + buff_attr_rate_[HAT_Speed]);
@@ -123,7 +117,9 @@ void Human::FillMFObjectFull(cs::MFObjectFull* full_data)
     p->set_health(GetHP());
     p->set_max_health(GetMaxHP());
     p->set_dead(dead);
+    #if 0
     p->set_downed(downed);
+    #endif
     p->set_disconnected(disconnected);
     if (skin_jlf.skin_id != 0) {
         skin_jlf.ToPB(p->mutable_skin());
@@ -196,7 +192,9 @@ void Human::FillMFTeamData(cs::MFTeamData* team_data)
     team_data->set_max_health(GetMaxHP());
     team_data->set_disconnected(false);
     team_data->set_dead(dead);
+    #if 0
     team_data->set_downed(downed);
+    #endif
 }
 
 void Human::Shot()
@@ -482,15 +480,6 @@ void Human::StartAction(ActionType_e action_type,
 
 void Human::CancelAction()
 {
-    if (action_type == AT_Relive) {
-        Entity* entity = room->GetEntityByUniId(action_target_id);
-        if (entity->entity_type != ET_Player) {
-            Human* hum = (Human*)entity;
-            if (hum->action_type == AT_Rescue) {
-                hum->CancelAction();
-            }
-        }
-    }
     ResetAction();
 }
 
@@ -543,23 +532,6 @@ void Human::BeKill(int killer_id, const std::string& killer_name, int weapon_id)
 
 void Human::DecHP(float dec_hp, int killer_id, const std::string& killer_name, int weapon_id)
 {
-    auto downed_func = [] (const a8::XParams& param)
-                       {
-                           Human* hum = (Human*)param.sender.GetUserData();
-                           if (!hum->downed) {
-                               hum->room->xtimer.DeleteTimer(hum->downed_timer);
-                               return;
-                           }
-                           if (hum->dead) {
-                               return;
-                           }
-                           if (!hum->HasLiveTeammate()) {
-                               hum->BeKill(param.param1, param.param2, param.param3);
-                               return;
-                           }
-                           int dec_hp = MetaMgr::Instance()->GetSysParamAsInt("downed_dec_hp");
-                           hum->DecHP(dec_hp, param.param1, param.param2, param.param3);
-                       };
     if (energy_shield > 0.001f) {
         energy_shield = std::max(0.0f, energy_shield - dec_hp);
     } else {
@@ -569,31 +541,7 @@ void Human::DecHP(float dec_hp, int killer_id, const std::string& killer_name, i
             stats.damage_amount_in += GetHP() - old_health;
         }
         if (GetHP() <= 0.0001f && !dead) {
-            if (downed) {
-                if (downed_timer) {
-                    room->xtimer.DeleteTimer(downed_timer);
-                }
-                downed = false;
-                downed_timer = nullptr;
-                BeKill(killer_id, killer_name, weapon_id);
-            } else {
-                if (HasNoDownedTeammate()) {
-                    ability.hp = MetaMgr::Instance()->GetSysParamAsInt("downed_recover_hp");
-                    downed = true;
-                    downed_timer = room->xtimer.AddRepeatTimerAndAttach(
-                                                                        SERVER_FRAME_RATE,
-                                                                        a8::XParams()
-                                                                        .SetSender(this)
-                                                                        .SetParam1(killer_id)
-                                                                        .SetParam2(killer_name)
-                                                                        .SetParam3(weapon_id),
-                                                                        downed_func,
-                                                                        &xtimer_attacher.timer_list_
-                                                                        );
-                } else {
-                    BeKill(killer_id, killer_name, weapon_id);
-                }
-            }
+            BeKill(killer_id, killer_name, weapon_id);
         }
     }
     last_attacker_id = killer_id;
@@ -644,18 +592,6 @@ bool Human::HasLiveTeammate()
     return false;
 }
 
-bool Human::HasNoDownedTeammate()
-{
-    if (team_members) {
-        for (auto& hum : *team_members) {
-            if (hum != this && !hum->dead && !hum->downed) {
-                return true;
-            }
-        }
-    }
-    return false;
-}
-
 void Human::DoSkill()
 {
     if (skill_meta && GetSkillLeftTime() <= 0 && !a8::HasBitFlag(status, HS_Assaulting)) {
@@ -1192,29 +1128,6 @@ void Human::UpdateAction()
                 #endif
             }
             break;
-        case AT_Relive:
-            {
-                Entity* entity = room->GetEntityByUniId(action_target_id);
-                if (entity->entity_type != ET_Player) {
-                    return;
-                }
-                Human* hum = (Human*)entity;
-                if (hum->action_type == AT_Rescue) {
-                    hum->CancelAction();
-                    return;
-                }
-                if (!hum->dead && hum->downed) {
-                    hum->ability.hp = MetaMgr::Instance()->GetSysParamAsInt("downed_relive_recover_hp");
-                    hum->downed = false;
-                    if (hum->downed_timer) {
-                        room->xtimer.DeleteTimer(hum->downed_timer);
-                        hum->downed_timer = nullptr;
-                    }
-                    ++hum->stats.rescue_member;
-                }
-                hum->SyncAroundPlayers();
-            }
-            break;
         default:
             break;
         }
diff --git a/server/gameserver/human.h b/server/gameserver/human.h
index 40e851f..6a5c356 100644
--- a/server/gameserver/human.h
+++ b/server/gameserver/human.h
@@ -57,7 +57,6 @@ class Human : public Entity
     std::string name;
     std::string avatar_url;
     bool dead = false;
-    bool downed = false;
     bool disconnected = false;
     int anim_type = 0;
     int anim_seq = 0;
@@ -98,8 +97,6 @@ class Human : public Entity
     int pain_killer_lastingtime = 0;
     xtimer_list* pain_killer_timer = nullptr;
 
-    xtimer_list* downed_timer = nullptr;
-
     std::set<Human*>* team_members = nullptr;
     std::set<Human*> kill_humans;
 
@@ -160,7 +157,6 @@ class Human : public Entity
     void AddOutObjects(Entity* entity);
     void RemoveOutObjects(Entity* entity);
     bool HasLiveTeammate();
-    bool HasNoDownedTeammate();
     void DoSkill();
     void FindLocation();
     void RefreshView();
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index c3655b0..9bdb7c5 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -110,9 +110,6 @@ void Player::Update(int delta_time)
 
 void Player::UpdateMove()
 {
-    if (action_type == AT_Relive) {
-        CancelAction();
-    }
     if (dead || HasBuffEffect(BET_Vertigo) || HasBuffEffect(BET_Dcgr)) {
         moving = false;
         moved_frames = 0;
@@ -337,24 +334,6 @@ void Player::HumanInteraction(Human* hum)
     if (hum == this) {
         return;
     }
-    if (!hum->downed) {
-        return;
-    }
-    if (hum->action_type == AT_Rescue) {
-        return;
-    }
-    hum->StartAction(
-                     AT_Rescue,
-                     MetaMgr::Instance()->GetSysParamAsInt("downed_relive_time") * 1000,
-                     room->frame_no,
-                     entity_uniid
-                     );
-    StartAction(
-                AT_Relive,
-                MetaMgr::Instance()->GetSysParamAsInt("downed_relive_time") * 1000,
-                room->frame_no,
-                hum->entity_uniid
-                );
 }
 
 void Player::ProcPrepareItems(const ::google::protobuf::RepeatedField< ::google::protobuf::int32 >& prepare_items)
diff --git a/server/gameserver/types.h b/server/gameserver/types.h
index a1d838f..c5adebf 100755
--- a/server/gameserver/types.h
+++ b/server/gameserver/types.h
@@ -79,7 +79,6 @@ struct PlayerStats
     int damage_amount_in = 0;
     int damage_amount_out = 0;
     int heal_amount = 0;
-    int rescue_member = 0;
 
     int history_time_alive = 0;
     int history_kills = 0;