diff --git a/src/adv/Adv.lua b/src/adv/Adv.lua
index b59bf33..86c7f47 100644
--- a/src/adv/Adv.lua
+++ b/src/adv/Adv.lua
@@ -1436,7 +1436,7 @@ function Adv:clickBlock(roomId, blockId, params)
 			if not ignoreGuard and _block:isGuard() then 
 				if _block:isMonster() then
 					local enemy = self.battle:getEnemy(_room.roomId, _block.blockId)
-					if not enemy:hadBuff(Buff.DONT_DEFEND) then
+					if not enemy:hadBuff(Buff.DONT_DEFEND) and not self.battle.player:hadBuff(Buff.SNEAK) then
 						return false
 					end
 				else
diff --git a/src/adv/AdvBattle.lua b/src/adv/AdvBattle.lua
index baa8056..ff7fe10 100644
--- a/src/adv/AdvBattle.lua
+++ b/src/adv/AdvBattle.lua
@@ -163,7 +163,11 @@ function Battle:addEnemy(room, block, mapIdx)
 			end
 			block.event.enemy = enemy
 		end
-		local player = Enemy.new(self, block.event.mId or 999, block.event.id, room.roomId, block.blockId, not block.isOpen, block.event.enemy, mapIdx)
+		if not block.event.mId then
+			block.event.mId = self.adv.lastEnemyId
+			self.adv.lastEnemyId = self.adv.lastEnemyId + 1
+		end
+		local player = Enemy.new(self, block.event.mId, block.event.id, room.roomId, block.blockId, not block.isOpen, block.event.enemy, mapIdx)
 		table.insert(self.enemys[mapIdx], player)
 		return player
 	elseif block:isBuild() then
diff --git a/src/adv/AdvBlock.lua b/src/adv/AdvBlock.lua
index bd40823..b6f75fa 100644
--- a/src/adv/AdvBlock.lua
+++ b/src/adv/AdvBlock.lua
@@ -54,11 +54,9 @@ function Block:randomEvent()
 	local randomFunc = {}
 	--怪
 	randomFunc[AdvEventType.Monster] = function()
-		self.event.mId = adv.lastEnemyId  --给怪一个有序id 回合逻辑时使用
-		adv.lastEnemyId = adv.lastEnemyId + 1
 		local enemy = adv.battle:getEnemy(room.roomId, self.blockId, map.mapIdx)
 		if enemy then
-			enemy:unlock(self.event.mId)
+			enemy:unlock()
 		else
 			enemy = adv.battle:addEnemy(room, self, map.mapIdx)
 			enemy:initAfter(self.event.enemy)
@@ -177,18 +175,14 @@ function Block:randomEvent()
 			backTrap = false
 		elseif data.target == 3 then -- 翻开周围8格，并给怪物附带buff（不伤害玩家）
 			self.room.map.adv:getCurMap():openBlocksBySize(self.room.roomId, self.blockId, 2)
-			local blocks = self.room.map.adv:getCurMap():getBlocksBySize(self.room.roomId, self.blockId, 2)
-			for _, block in pairs(blocks) do
-				if block:isMonster() then
-					local e = adv.battle:getEnemy(block.room.roomId, block.blockId)
-					for _, buffId in ipairs(buffs) do
-						e:addBuff(buffId)
-					end
+			local enemys = self.room.map.adv:getCurMap():getEnemysBySize(self.room.roomId, self.blockId, 2)
+			for _, e in ipairs(enemys) do
+				for _, buffId in ipairs(buffs) do
+					e:addBuff(buffId)
 				end
 			end
 		end
 
-
 		if data.specialEff ~= "" then
 			local effect = data.specialEff:toArray(true, "=")
 			if effect[1] == 1 then
diff --git a/src/adv/AdvBuff.lua b/src/adv/AdvBuff.lua
index 565ebac..4295f13 100644
--- a/src/adv/AdvBuff.lua
+++ b/src/adv/AdvBuff.lua
@@ -32,6 +32,7 @@ Buff.SP_MAX_CHANGE = 28 -- 魔法上限
 Buff.ITEM_GET_UP = 29 -- 获得道具数量增加
 Buff.Buff_EFFECT_CHANGE = 30 -- 改变 buff 效果
 Buff.Buff_NO_PASSIVE_MONSTER = 31 -- 地图被动刷新不出来怪物
+Buff.SNEAK = 32 --潜行
 
 
 --角色一些属性的变化
@@ -371,7 +372,26 @@ local BuffFactory = {
 			return self.buffData.effectValue1
 		end
 	end,
+	[Buff.SNEAK] = function(_Buff)
+		_Buff._initDB = function(self, data) 
+			self.sneak = data.sneak
+		end
 
+		_Buff._getDB = function(self)
+			return {sneak = self.sneak}
+		end
+		-- 翻开怪 周围的格子
+		_Buff.sneakBreak = function(self, enemyIds)
+			if self.isDel then return end
+			for _, enemyId in ipairs(enemyIds) do
+				self.sneak[enemyId] = (self.sneak[enemyId] or 0) + 1
+				if self.sneak[enemyId] >= 4 then -- 4格 就删掉玩家的buff
+					self.isDel = true
+					break
+				end
+			end
+		end
+	end,
 }
 
 -- 同样的返回  effectValue1, effectValue2 * self.layer 类型的buff
@@ -488,6 +508,7 @@ function Buff:checkKeep()
 		2=建筑id；
 		3=事件id
 		4=队伍为特定属性时
+		5=拥有指定buff
 	--]]
 
 	local checkFunc = {}
@@ -524,6 +545,13 @@ function Buff:checkKeep()
 		local role = self.owner.battle.adv.owner
 		return role:getHerosCamp(role:getProperty("advTeam").heros) == teamAttr
 	end
+	checkFunc[5] = function(_, buffId)
+		local buff = self.owner:getBuffById(buffId)
+		if buff and not buff.isDel then
+			return true
+		end
+		return false
+	end
 	
 	local keepTerm = self.buffData.keepTerm:toArray(true, "=")
 	if not checkFunc[keepTerm[1]] then return true end
diff --git a/src/adv/AdvMap.lua b/src/adv/AdvMap.lua
index b31ef73..b88a419 100644
--- a/src/adv/AdvMap.lua
+++ b/src/adv/AdvMap.lua
@@ -2,6 +2,8 @@
 local Room = require "adv.AdvRoom"
 local Passive = require "adv.AdvPassive"
 local AdvCommon = require "adv.AdvCommon"
+
+local Buff = require "adv.AdvBuff"
 -- 一层地图
 local Map = class("AdvMap")
 -- 内部方法声明
@@ -115,12 +117,15 @@ function Map:addNewMonsterRand(monsterId, where)
 		monsterId = math.randWeight(eventLib[AdvEventType.Monster][0], "showup")
 	end
 
-	local event = {etype = AdvEventType.Monster, mId = self.adv.lastEnemyId}
-	self.adv.lastEnemyId = self.adv.lastEnemyId + 1
-	event.id = monsterId
+	local event = {
+		type = AdvEventType.Monster,
+		id = monsterId,
+	}
 	block:updateEvent(event)
 
-	self.adv.battle:addEnemy(room, block):triggerPassive(Passive.BORN_ONCE)
+	local enemy = self.adv.battle:addEnemy(room, block)
+	enemy:initAfter(event.enemy)
+	enemy:triggerPassive(Passive.BORN_ONCE)
 
 	return room, block
 end
@@ -168,6 +173,17 @@ function Map:openBlock(roomId, blockId, isPlayer, ignoreBack)
 		if not ignoreBack then
 			self.adv:backBlockChange(roomId, blockId)
 		end
+
+	 	-- 潜行检查
+	 	local sneakBuff = self.adv.battle.player:hadBuff(Buff.SNEAK)
+	 	if sneakBuff then
+	 		local enemys = self:getEnemysBySize(roomId, blockId, 2)
+	 		local ids = {}
+	 		for _, e in ipairs(enemys) do
+	 			table.insert(ids, e.id)
+	 		end
+	 		sneakBuff:sneakBreak(ids)
+	 	end
 	end
 end
 
@@ -244,6 +260,20 @@ function Map:getBlocksBySize(roomId, blockId, size)
 	return blocks
 end
 
+function Map:getEnemysBySize(roomId, blockId, size)
+	local blocks = self:getBlocksBySize(roomId, blockId, size)
+	local enemys = {}
+	for _, block in ipairs(blocks) do
+		if block:isMonster() then
+			local e = self.adv.battle:getEnemy(block.room.roomId, block.blockId)
+			if e then
+				table.insert(enemys, e)
+			end
+		end
+	end
+	return enemys
+end
+
 -----------------------------随机地图-----------------------------
 
 -- isEnter isNewRelay 区分中继层的类型   --是否是开始进入  是否是第一次进入
diff --git a/src/adv/AdvPlayer.lua b/src/adv/AdvPlayer.lua
index c1f4525..5bac324 100644
--- a/src/adv/AdvPlayer.lua
+++ b/src/adv/AdvPlayer.lua
@@ -527,8 +527,7 @@ function Enemy:ctor(battle, mId, monsterId, roomId, blockId, lock, enemy, mapIdx
 	self.mapIdx = mapIdx
 	self:initData(enemy)
 end
-function Enemy:unlock(id)
-	self.id = id
+function Enemy:unlock()
 	self.lock = nil
 end
 
--
libgit2 0.21.2