diff --git a/document/mode.txt b/document/mode.txt
index 6b177824..445cbb04 100644
--- a/document/mode.txt
+++ b/document/mode.txt
@@ -81,6 +81,7 @@
 			missionKill		false		是否开启强制任务
 			dropPiece		NULL		放一块后要执行的函数，输入玩家对象
 			task			NULL		每帧会*继续执行*的函数，输入玩家对象，注意：使用协程技术
+			noInitSZO		false		是否禁止SZO块开局，如果禁止，开局序列会自动跳过最多连续五个SZO
 
 			bg				'none'		背景，只能填写内置背景的名字
 			bgm				'race'		背景音乐名(或者列表随机，例如{'race','push'})，只能用内置音乐库的音乐名
diff --git a/parts/modes/marathon_h.lua b/parts/modes/marathon_h.lua
index e6259df9..f83df0de 100644
--- a/parts/modes/marathon_h.lua
+++ b/parts/modes/marathon_h.lua
@@ -22,6 +22,7 @@ return{
 				end
 			end
 		end,
+		noInitSZO=true,
 		bg='cubes',bgm='push',
 	},
 	pauseLimit=true,
diff --git a/parts/modes/marathon_n.lua b/parts/modes/marathon_n.lua
index 282226e8..210bd02b 100644
--- a/parts/modes/marathon_n.lua
+++ b/parts/modes/marathon_n.lua
@@ -5,6 +5,7 @@ return{
 	color=COLOR.green,
 	env={
 		noTele=true,
+		mindas=7,minarr=1,minsdarr=1,
 		drop=60,wait=8,fall=20,
 		task=function(P)P.modeData.target=10 end,
 		dropPiece=function(P)
@@ -18,7 +19,7 @@ return{
 				end
 			end
 		end,
-		mindas=7,minarr=1,minsdarr=1,
+		noInitSZO=true,
 		bg='bg2',bgm='push',
 	},
 	pauseLimit=true,
diff --git a/parts/modes/master_ex.lua b/parts/modes/master_ex.lua
index 54ae7d20..c018bc01 100644
--- a/parts/modes/master_ex.lua
+++ b/parts/modes/master_ex.lua
@@ -23,6 +23,7 @@ return{
 		visible='fast',
 		freshLimit=15,
 		dropPiece=score,
+		noInitSZO=true,
 		task=function(P)
 			P.modeData.rankPoint=0
 			P.modeData.rankName=sectionName[1]
diff --git a/parts/modes/master_final.lua b/parts/modes/master_final.lua
index 16715201..5bac7372 100644
--- a/parts/modes/master_final.lua
+++ b/parts/modes/master_final.lua
@@ -53,6 +53,7 @@ return{
 		end,
 		freshLimit=15,
 		easyFresh=false,bone=true,
+		noInitSZO=true,
 		bg='lightning',bgm='rectification',
 	},
 	slowMark=true,
diff --git a/parts/modes/master_l.lua b/parts/modes/master_l.lua
index 259b387b..d8d2a1ca 100644
--- a/parts/modes/master_l.lua
+++ b/parts/modes/master_l.lua
@@ -50,6 +50,7 @@ return{
 		wait=rush_wait[1],
 		fall=rush_fall[1],
 		dropPiece=score,
+		noInitSZO=true,
 		task=function(P)
 			P.modeData.pt=0
 			P.modeData.target=100
diff --git a/parts/modes/master_ph.lua b/parts/modes/master_ph.lua
index f9b0389b..8471570f 100644
--- a/parts/modes/master_ph.lua
+++ b/parts/modes/master_ph.lua
@@ -142,6 +142,7 @@ return{
 		mission={4,4,4,64},
 		missionKill=true,
 		freshLimit=12,
+		noInitSZO=true,
 		bg='none',bgm='super7th',
 	},
 	slowMark=true,
diff --git a/parts/modes/master_u.lua b/parts/modes/master_u.lua
index 8815af54..5dfa60df 100644
--- a/parts/modes/master_u.lua
+++ b/parts/modes/master_u.lua
@@ -65,6 +65,7 @@ return{
 			P.modeData.target=100
 		end,
 		freshLimit=15,
+		noInitSZO=true,
 		bg='bg2',bgm='secret7th',
 	},
 	slowMark=true,
diff --git a/parts/player/gameEnv0.lua b/parts/player/gameEnv0.lua
index bb930974..3560fcf9 100644
--- a/parts/player/gameEnv0.lua
+++ b/parts/player/gameEnv0.lua
@@ -49,14 +49,14 @@ return{
 	freshLimit=1e99,easyFresh=true,
 	bufferLimit=1e99,
 
-	fkey1=false,
-	fkey2=false,
+	fkey1=false,fkey2=false,
 	keyCancel={},
 	fine=false,fineKill=false,
 	b2bKill=false,
 	missionKill=false,
 	dropPiece=NULL,
 	mindas=0,minarr=0,minsdarr=0,
+	noInitSZO=false,
 
 	bg='none',bgm='race',
 	allowMod=true,
diff --git a/parts/player/init.lua b/parts/player/init.lua
index c376c0f4..22e9abf2 100644
--- a/parts/player/init.lua
+++ b/parts/player/init.lua
@@ -319,7 +319,18 @@ local function applyGameEnv(P)--Finish gameEnv processing
 	if ENV.nextCount==0 then ENV.nextPos=false end
 
 	P.newNext=coroutine.wrap(seqGenerators(P))
-	P.newNext(P,P.gameEnv.seqData)
+	P:newNext(P.gameEnv.seqData)
+	if ENV.noInitSZO then
+		for _=1,5 do
+			local C=P.nextQueue[1]
+			if C and(C.id==1 or C.id==2 or C.id==6)then
+				table.remove(P.nextQueue,1)
+			else
+				break
+			end
+		end
+		P:newNext()
+	end
 
 	if P.miniMode then
 		ENV.lockFX=false