diff --git a/conf.lua b/conf.lua
index 77a2a2c6..5fad9754 100644
--- a/conf.lua
+++ b/conf.lua
@@ -1,4 +1,4 @@
-gameVersion="Alpha V0.8.6"
+gameVersion="Alpha V0.8.7"
 function love.conf(t)
 	t.identity="Techmino"--Save directory name
 	t.version="11.1"
diff --git a/dataList.lua b/dataList.lua
index 880ee58a..98697d30 100644
--- a/dataList.lua
+++ b/dataList.lua
@@ -38,26 +38,26 @@ local function gameOver()
 					end
 				end
 			end
-		end
-		local D=M.score(P)
-		local L=M.records
-		local p=#L--排名数-1
-		if p>0 then
-			::L::
-			if M.comp(D,L[p])then--是否靠前
-				p=p-1
-				if p>0 then
-					goto L
+			local D=M.score(P)
+			local L=M.records
+			local p=#L--排名数-1
+			if p>0 then
+				::L::
+				if M.comp(D,L[p])then--是否靠前
+					p=p-1
+					if p>0 then
+						goto L
+					end
 				end
 			end
-		end
-		if p<10 then
-			if p==0 then
-				P:showText(text.newRecord,0,-100,100,"beat",.5)
+			if p<10 then
+				if p==0 then
+					P:showText(text.newRecord,0,-100,100,"beat",.5)
+				end
+				ins(L,p+1,D)
+				if L[11]then L[11]=nil end
+				saveRecord(M.saveFileName,L)
 			end
-			ins(L,p+1,D)
-			if L[11]then L[11]=nil end
-			saveRecord(M.saveFileName,L)
 		end
 	end
 end--Save record
diff --git a/document.txt b/document.txt
index 951ef8bd..909418db 100644
--- a/document.txt
+++ b/document.txt
@@ -11,12 +11,19 @@ spin判定:
 	细节不赘述
 
 攻击系统:
-	消1/2/3/4攻击0/1/2/4
-	spin1/2/3攻击2/4/6,若mini则减半
-	B2B:增加1~2(techrash)/1~3(spin)攻击
-	B3B:满B2B效果+1额外抵挡
-	PC:将其它的伤害之和开根号后向上取整，再+6~10(本局内递增)+2额外抵挡
-	连击:0,0,1,1,2,2,3,3,4,4,3……
+	普通消除:
+		消1/2/3/4攻击0.25/1.25/2.25/4
+	特殊消除:
+		spin1/2/3攻击2/4/6,若mini则减半
+		B2B:加1(techrash/spin1/spin2)或2(spin3)攻击
+		B3B:在B2B效果之上再+1攻击和+1额外抵挡
+		连击:0,0,1,1,2,2,3,3,4,4,3……
+	特殊消除会增加B2B点数,让之后的特殊消除获得B2B(B3B)增益(详细说明见下文)
+	PC:将上述伤害之和开根号，再+6~10(本局内递增)+2额外抵挡(注:本局消行数>4时会将B2B点数拉满)
+	根据上述规则计算后，向下取整，攻击打出
+
+分数系统:
+	玩得越牛逼得分越高嗷(
 
 攻击延迟:
 	消2/3的攻击生效最快,消四其次,spin攻击生效较慢,高连击生效最慢
@@ -27,13 +34,12 @@ spin判定:
 	没有用上的额外抵挡会被丢弃,最后剩下的攻击力会发送给对手
 
 back to back(B2B)点数说明:
-	B2B点数的范围在0~1200
-	在40及以上特殊消除时B2B,在1000以上特殊消除时B3B,1200封顶
-	消四+100
-	空spin加20,不超过1000
-	spin1~3+50/100/180 (mini*.5)
+	B2B点数的范围在0~1200,在点数>=40时进行特殊消除为B2B,>1000时特殊消除为B3B
 	普通消除-250
-	1000以上空放一块-40(不减到低于1000)
+	spin1/2/3:+50/100/180(mini减半)
+	消四:+100
+	空spin:+20,此法得到的点数不能超过1000
+	当点数在1000以上时空放一块-40(不减到低于1000)
 
 混战模式说明:
 	许多玩家同时进行一局游戏（对手都是AI,不是真人）.随着玩家数量的减少,方块下落/垃圾生效速度/垃圾升起速度都会增加.淘汰其它玩家后可以获得一个徽章和该玩家持有的徽章,增强自己的攻击力.
diff --git a/language/chi.lua b/language/chi.lua
index e600d5ee..4471279b 100644
--- a/language/chi.lua
+++ b/language/chi.lua
@@ -54,7 +54,7 @@ return{
 		bgm="背景音乐:",
 	},
 	customVal={
-		drop={"[20G]",1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,"∞"},
+		drop={"0G","1/180G","1/60G","1/40G","1/30G","1/25G","1/20G","1/18G","1/16G","1/14G","1/12G","1/10G","1/9G","1/8G","1/7G","1/6G","1/5G","1/4G","1/3G","1/2G","1G","2G","4G","8G","20G"},
 		lock={0,1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,"∞"},
 		wait=nil,
 		fall=nil,
@@ -171,7 +171,7 @@ return{
 ]],
 	support="支持作者",
 	group="官方QQ群",
-	warning="禁 止 私 自 传 播",
+	warning="禁止直接传播游戏本体",
 	WidgetText={
 		main={
 			lang="言/A",
diff --git a/language/chi_full.lua b/language/chi_full.lua
index a8df9f8f..e1d8e43b 100644
--- a/language/chi_full.lua
+++ b/language/chi_full.lua
@@ -39,7 +39,7 @@ return{
 
 	custom="自定义游戏",
 	customOption={
-		drop="下落延迟:",
+		drop="下落速度:",
 		lock="锁定延迟:",
 		wait="放块延迟:",
 		fall="消行延迟:",
@@ -54,7 +54,7 @@ return{
 		bgm="背景音乐:",
 	},
 	customVal={
-		drop={"[20G]",1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,"∞"},
+		drop={"0G","1/180G","1/60G","1/40G","1/30G","1/25G","1/20G","1/18G","1/16G","1/14G","1/12G","1/10G","1/9G","1/8G","1/7G","1/6G","1/5G","1/4G","1/3G","1/2G","1G","2G","4G","8G","20G"},
 		lock={0,1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,"∞"},
 		wait=nil,
 		fall=nil,
@@ -171,7 +171,7 @@ return{
 ]],
 	support="支持作者",
 	group="官方QQ群",
-	warning="禁 止 私 自 传 播",
+	warning="禁止直接传播游戏本体",
 	WidgetText={
 		main={
 			lang="言/A",
diff --git a/language/eng.lua b/language/eng.lua
index adb3138c..8bcd6b5b 100644
--- a/language/eng.lua
+++ b/language/eng.lua
@@ -52,7 +52,7 @@ return{
 		bgm="BGM:",
 	},
 	customVal={
-		drop={"[20G]",1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,"∞"},
+		drop={"0G","1/180G","1/60G","1/40G","1/30G","1/25G","1/20G","1/18G","1/16G","1/14G","1/12G","1/10G","1/9G","1/8G","1/7G","1/6G","1/5G","1/4G","1/3G","1/2G","1G","2G","4G","8G","20G"},
 		lock={0,1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,"∞"},
 		wait=nil,
 		fall=nil,
@@ -170,7 +170,7 @@ Lib used:
 ]],
 	support="Support Author",
 	group="Official QQ Group",
-	warning="DO NOT DISTRIBUTE",
+	warning="DO NOT SHARE APP",
 	WidgetText={
 		main={
 			lang="言/A",
diff --git a/list.lua b/list.lua
index f07248e2..853113ee 100644
--- a/list.lua
+++ b/list.lua
@@ -160,7 +160,7 @@ customID={
 	"bg","bgm",
 }
 customRange={
-	drop={0,1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,1e99},
+	drop={1e99,180,60,40,30,25,20,18,16,14,12,10,9,8,7,6,5,4,3,2,1,.5,.25,.125,0},
 	lock={0,1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,40,60,180,1e99},
 	wait={0,1,2,3,4,5,6,7,8,10,15,20,30,60},
 	fall={0,1,2,3,4,5,6,7,8,10,15,20,30,60},
diff --git a/main.lua b/main.lua
index 1a4713c8..4a02e878 100644
--- a/main.lua
+++ b/main.lua
@@ -9,8 +9,8 @@ local Timer=love.timer.getTime
 local int,rnd,max,min=math.floor,math.random,math.max,math.min
 local rem=table.remove
 
-package.path="?.lua"
-NULL=function()end
+package.path="?.lua"--boost
+function NULL()end
 --Libs
 -------------------------------------------------------------
 system=sys.getOS()
@@ -51,7 +51,7 @@ kb.setTextInput(false)
 ms.setVisible(false)
 --Application Vars
 -------------------------------------------------------------
-customSel={22,22,1,1,7,3,1,1,8,4,1,1,1}
+customSel={1,22,1,1,7,3,1,1,8,4,1,1,1}
 preField={h=20}
 for i=1,10 do preField[i]={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1}end
 for i=11,20 do preField[i]={0,0,0,0,0,0,0,0,0,0}end
@@ -798,9 +798,9 @@ end
 local lastX,lastY--last clickDown pos
 function love.mousepressed(x,y,k,t,num)
 	mouseShow=true
-	if devMode>0 then print(x,y)end
-	if t or scene.swapping then return end
 	mx,my=xOy:inverseTransformPoint(x,y)
+	if devMode>0 then print(mx,my)end
+	if t or scene.swapping then return end
 	if mouseDown[scene.cur]then
 		mouseDown[scene.cur](mx,my,k)
 	elseif k==2 then
@@ -816,8 +816,8 @@ function love.mousepressed(x,y,k,t,num)
 end
 function love.mousemoved(x,y,dx,dy,t)
 	mouseShow=true
-	if t or scene.swapping then return end
 	mx,my=xOy:inverseTransformPoint(x,y)
+	if t or scene.swapping then return end
 	dx,dy=dx/scr.k,dy/scr.k
 	if mouseMove[scene.cur]then
 		mouseMove[scene.cur](mx,my,dx,dy)
@@ -835,8 +835,8 @@ function love.mousemoved(x,y,dx,dy,t)
 	end
 end
 function love.mousereleased(x,y,k,t,num)
-	if t or scene.swapping then return end
 	mx,my=xOy:inverseTransformPoint(x,y)
+	if t or scene.swapping then return end
 	if mouseUp[scene.cur]then
 		mouseUp[scene.cur](mx,my,k)
 	end
diff --git a/modes/GM.lua b/modes/GM.lua
index 16585882..e8c0d102 100644
--- a/modes/GM.lua
+++ b/modes/GM.lua
@@ -42,7 +42,7 @@ return{
 				Event.win(P,"finish")
 			end
 		end,
-		arr=1,
+		minarr=1,
 		bg="game3",bgm="shining terminal",
 },
 	load=function()
@@ -63,6 +63,6 @@ return{
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]>b[2]end,
 	getRank=function(P)
 		local P=P.modeData.point
-		return P==80 and 5 or P>=70 and 4 or P>=60 and 3 or P>=40 and 2 or P>=20 and 1
+		return P==80 and 5 or P>=70 and 4 or P>=60 and 3 or P>=40 and 2 or P>=20 and 1 or P>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/attacker_hard.lua b/modes/attacker_hard.lua
index a2675ef9..3de7212d 100644
--- a/modes/attacker_hard.lua
+++ b/modes/attacker_hard.lua
@@ -67,6 +67,6 @@ return{
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
 		local W=P.modedata.event
-		return W>100 and 4 or W>=80 and 3 or W>=50 and 2 or W>=20 and 1
+		return W>100 and 4 or W>=80 and 3 or W>=50 and 2 or W>=20 and 1 or W>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/attacker_ultimate.lua b/modes/attacker_ultimate.lua
index 44fc6873..0088ba3f 100644
--- a/modes/attacker_ultimate.lua
+++ b/modes/attacker_ultimate.lua
@@ -80,6 +80,6 @@ return{
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
 		local W=P.modedata.event
-		return W>40 and 4 or W>=30 and 3 or W>=20 and 2 or W>=10 and 1
+		return W>40 and 4 or W>=30 and 3 or W>=20 and 2 or W>=10 and 1 or W>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/blind_easy.lua b/modes/blind_easy.lua
index cd5ae7fd..e69534cb 100644
--- a/modes/blind_easy.lua
+++ b/modes/blind_easy.lua
@@ -48,7 +48,8 @@ return{
 			return
 			L>=150 and 3 or
 			L>=100 and 2 or
-			L>=40 and 1
+			L>=40 and 1 or
+			L>=1 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/blind_hard.lua b/modes/blind_hard.lua
index bf96b97b..4e23af38 100644
--- a/modes/blind_hard.lua
+++ b/modes/blind_hard.lua
@@ -50,7 +50,8 @@ return{
 			return
 			L>=150 and 3 or
 			L>=90 and 2 or
-			L>=40 and 1
+			L>=40 and 1 or
+			L>=1 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/blind_lunatic.lua b/modes/blind_lunatic.lua
index 219b652c..bb85021d 100644
--- a/modes/blind_lunatic.lua
+++ b/modes/blind_lunatic.lua
@@ -50,7 +50,8 @@ return{
 			return
 			L>=150 and 3 or
 			L>=100 and 2 or
-			L>=40 and 1
+			L>=40 and 1 or
+			L>=1 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/blind_normal.lua b/modes/blind_normal.lua
index da759eaa..9db71301 100644
--- a/modes/blind_normal.lua
+++ b/modes/blind_normal.lua
@@ -49,7 +49,8 @@ return{
 			return
 			L>=150 and 3 or
 			L>=100 and 2 or
-			L>=40 and 1
+			L>=40 and 1 or
+			L>=1 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/blind_ultimate.lua b/modes/blind_ultimate.lua
index d0a0fed8..3929b67e 100644
--- a/modes/blind_ultimate.lua
+++ b/modes/blind_ultimate.lua
@@ -46,6 +46,7 @@ return{
 		L>=100 and 4 or
 		L>=50 and 3 or
 		L>=26 and 2 or
-		L>=10 and 1
+		L>=10 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/c4wtrain_lunatic.lua b/modes/c4wtrain_lunatic.lua
index de82c236..4b8ffaa3 100644
--- a/modes/c4wtrain_lunatic.lua
+++ b/modes/c4wtrain_lunatic.lua
@@ -80,7 +80,8 @@ return{
 			return
 			L>=70 and 3 or
 			L>=40 and 2 or
-			L>=20 and 1
+			L>=20 and 1 or
+			L>=5 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/c4wtrain_normal.lua b/modes/c4wtrain_normal.lua
index b0645ec1..249f8182 100644
--- a/modes/c4wtrain_normal.lua
+++ b/modes/c4wtrain_normal.lua
@@ -78,7 +78,8 @@ return{
 		else
 			return
 			L>=60 and 2 or
-			L>=30 and 1
+			L>=30 and 1 or
+			L>=10 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/classic_fast.lua b/modes/classic_fast.lua
index 0e9ef577..ef93161e 100644
--- a/modes/classic_fast.lua
+++ b/modes/classic_fast.lua
@@ -63,6 +63,7 @@ return{
 		L>=191 and 4 or
 		L>=110 and 3 or
 		L>=50 and 2 or
-		L>=2 and 1
+		L>=5 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/defender_lunatic.lua b/modes/defender_lunatic.lua
index fc283b71..cac30f5b 100644
--- a/modes/defender_lunatic.lua
+++ b/modes/defender_lunatic.lua
@@ -73,6 +73,7 @@ return{
 		W>=80 and 4 or
 		W>=55 and 3 or
 		W>=30 and 2 or
-		W>=20 and 1
+		W>=20 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/defender_normal.lua b/modes/defender_normal.lua
index 91b69cc5..b7803e9c 100644
--- a/modes/defender_normal.lua
+++ b/modes/defender_normal.lua
@@ -73,6 +73,7 @@ return{
 		W>=100 and 4 or
 		W>=70 and 3 or
 		W>=40 and 2 or
-		W>=10 and 1
+		W>=10 and 1 or
+		L>=3 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/dig_hard.lua b/modes/dig_hard.lua
index 591f5c5f..f063d78b 100644
--- a/modes/dig_hard.lua
+++ b/modes/dig_hard.lua
@@ -49,6 +49,7 @@ return{
 		W>=110 and 4 or
 		W>=80 and 3 or
 		W>=50 and 2 or
-		W>=20 and 1
+		W>=20 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/dig_ultimate.lua b/modes/dig_ultimate.lua
index 6fd4977a..b705bbe7 100644
--- a/modes/dig_ultimate.lua
+++ b/modes/dig_ultimate.lua
@@ -48,6 +48,7 @@ return{
 		W>=100 and 4 or
 		W>=80 and 3 or
 		W>=50 and 2 or
-		W>=20 and 1
+		W>=20 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/drought_lunatic.lua b/modes/drought_lunatic.lua
index 744d314d..f47272d9 100644
--- a/modes/drought_lunatic.lua
+++ b/modes/drought_lunatic.lua
@@ -35,13 +35,19 @@ return{
 	scoreDisp=function(D)return D[1].." Lines   "..toTime(D[2])end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
-		if P.stat.row<100 then return end
-		local T=P.stat.time
-		return 
-		T<=70 and 5 or
-		T<=110 and 4 or
-		T<=160 and 3 or
-		T<=240 and 2 or
-		1
+		local L=P.stat.row
+		if L>=100 then
+			local T=P.stat.time
+			return 
+			T<=70 and 5 or
+			T<=110 and 4 or
+			T<=160 and 3 or
+			T<=240 and 2 or
+			1
+		else
+			return
+			L>=50 and 1 or
+			L>=10 and 0
+		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/drought_normal.lua b/modes/drought_normal.lua
index 25b1723c..c61538a3 100644
--- a/modes/drought_normal.lua
+++ b/modes/drought_normal.lua
@@ -35,13 +35,19 @@ return{
 	scoreDisp=function(D)return D[1].." Lines   "..toTime(D[2])end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
-		if P.stat.row<100 then return end
-		local T=P.stat.time
-		return 
-		T<=65 and 5 or
-		T<=100 and 4 or
-		T<=145 and 3 or
-		T<=220 and 2 or
-		1
+		local L=P.stat.row
+		if L>=100 then
+			local T=P.stat.time
+			return 
+			T<=65 and 5 or
+			T<=100 and 4 or
+			T<=145 and 3 or
+			T<=220 and 2 or
+			1
+		else
+			return
+			L>=50 and 1 or
+			L>=10 and 0
+		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/infinite.lua b/modes/infinite.lua
index 46b2fe59..8747beb9 100644
--- a/modes/infinite.lua
+++ b/modes/infinite.lua
@@ -41,6 +41,7 @@ return{
 		L>=1500 and 4 or
 		L>=1000 and 3 or
 		L>=500 and 2 or
-		L>=100 and 1
+		L>=100 and 1 or
+		L>=20 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/infinite_dig.lua b/modes/infinite_dig.lua
index 6998fa06..e938d465 100644
--- a/modes/infinite_dig.lua
+++ b/modes/infinite_dig.lua
@@ -58,6 +58,7 @@ return{
 		L>=400 and 4 or
 		L>=200 and 3 or
 		L>=100 and 2 or
-		L>=10 and 1
+		L>=40 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/marathon_hard.lua b/modes/marathon_hard.lua
index eeb00329..dc82cd4d 100644
--- a/modes/marathon_hard.lua
+++ b/modes/marathon_hard.lua
@@ -1,7 +1,16 @@
 local gc=love.graphics
 local function check(P)
-	if P.stat.row>=200 then
-		Event.win(P,"finish")
+	if P.stat.row>=P.gameEnv.target then
+		local T=P.gameEnv.target
+		if T==50 then
+			P.gameEnv.drop=.25
+			P.gameEnv.target=100
+		elseif T==100 then
+			P.gameEnv._20G=true
+			P.gameEnv.target=200
+		else
+			Event.win(P,"finish")
+		end
 	end
 end
 
@@ -23,8 +32,9 @@ return{
 	},
 	color=color.magenta,
 	env={
-		_20G=true,fall=15,
-		dropPiece=check,
+		drop=.5,fall=30,
+		target=50,dropPiece=check,
+		mindas=7,minarr=1,
 		bg="strap",bgm="race",
 	},
 	load=function()
@@ -33,7 +43,7 @@ return{
 	mesDisp=function(P,dx,dy)
 		setFont(45)
 		mStr(P.stat.row,-82,320)
-		mStr(200,-82,370)
+		mStr(P.gameEnv.target,-82,370)
 		gc.rectangle("fill",-125,375,90,4)
 	end,
 	score=function(P)return{P.stat.row<=200 and P.stat.row or 200,P.stat.time}end,
@@ -45,12 +55,13 @@ return{
 			local T=P.stat.time
 			return
 			T<=200 and 5 or
-			T<=260 and 4 or
+			T<=270 and 4 or
 			3
 		else
 			return
 			L>=100 and 2 or
-			L>=50 and 1
+			L>=50 and 1 or
+			L>=10 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/marathon_normal.lua b/modes/marathon_normal.lua
index af981b3b..1e39bbcc 100644
--- a/modes/marathon_normal.lua
+++ b/modes/marathon_normal.lua
@@ -1,15 +1,14 @@
 local gc=love.graphics
-local marathon_drop={[0]=60,48,40,30,24,18,15,12,10,8,7,6,5,4,3,2,1,1,0,0}
+local dropSpeed={[0]=60,50,40,30,25,20,15,12,9,7,5,4,3,2,1,1,.5,.5,.25,.25}
 local function check_LVup(P)
 	local T=P.modeData.point+10
 	if P.stat.row>=T then
 		if T==200 then
 			Event.win(P,"finish")
 		else
-			P.gameEnv.drop=marathon_drop[T/10]
-			if T==180 then P.gameEnv._20G=true end
-			SFX("reach")
+			P.gameEnv.drop=dropSpeed[T/10]
 			P.modeData.point=T
+			SFX("reach")
 		end
 	end
 end
@@ -32,8 +31,9 @@ return{
 	},
 	color=color.green,
 	env={
-		drop=60,fall=20,
+		fall=30,
 		target=10,dropPiece=check_LVup,
+		mindas=7,minarr=1,
 		bg="strap",bgm="way",
 	},
 	load=function()
@@ -53,13 +53,14 @@ return{
 		if L>=200 then
 			local T=P.stat.time
 			return
-			T<=180 and 5 or
-			T<=240 and 4 or
+			T<=185 and 5 or
+			T<=250 and 4 or
 			3
 		else
 			return
 			L>=150 and 2 or
-			L>=100 and 1
+			L>=100 and 1 or
+			L>=20 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/master_adavnce.lua b/modes/master_adavnce.lua
index f20bccf4..7e1ab6b4 100644
--- a/modes/master_adavnce.lua
+++ b/modes/master_adavnce.lua
@@ -55,7 +55,7 @@ return{
 		wait=death_wait[1],
 		fall=death_fall[1],
 		dropPiece=score,
-		das=6,arr=1,
+		mindas=6,minarr=1,
 		freshLimit=15,
 		bg="game2",bgm="secret7th",
 	},
@@ -85,7 +85,8 @@ return{
 			return
 			S>=426 and 3 or
 			S>=326 and 2 or
-			S>=226 and 1
+			S>=226 and 1 or
+			S>=50 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/master_beginner.lua b/modes/master_beginner.lua
index faa0cf96..91c24f78 100644
--- a/modes/master_beginner.lua
+++ b/modes/master_beginner.lua
@@ -89,7 +89,8 @@ return{
 			return
 			S>=420 and 3 or
 			S>=250 and 2 or
-			S>=120 and 1
+			S>=120 and 1 or
+			L>=30 and 0
 		end
 	end,
 }
\ No newline at end of file
diff --git a/modes/master_final.lua b/modes/master_final.lua
index 4e71dbf0..b4976376 100644
--- a/modes/master_final.lua
+++ b/modes/master_final.lua
@@ -54,7 +54,7 @@ return{
 		_20G=true,lock=12,
 		wait=10,fall=10,
 		dropPiece=score,
-		das=5,arr=1,
+		mindas=5,minarr=1,
 		freshLimit=15,
 		easyFresh=false,bone=true,
 		bg="none",bgm="shining terminal",
@@ -79,6 +79,7 @@ return{
 		S>=800 and 4 or
 		S>=600 and 3 or
 		S>=400 and 2 or
-		S>=200 and 1
+		S>=200 and 1 or
+		L>=50 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/pcchallenge_hard.lua b/modes/pcchallenge_hard.lua
index ef73cbc6..06017d60 100644
--- a/modes/pcchallenge_hard.lua
+++ b/modes/pcchallenge_hard.lua
@@ -52,6 +52,7 @@ return{
 		L>=13 and 4 or
 		L>=10 and 3 or
 		L>=7 and 2 or
-		L>=4 and 1
+		L>=4 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/pcchallenge_lunatic.lua b/modes/pcchallenge_lunatic.lua
index 96554a8d..e375ea4b 100644
--- a/modes/pcchallenge_lunatic.lua
+++ b/modes/pcchallenge_lunatic.lua
@@ -52,6 +52,7 @@ return{
 		L>=12 and 4 or
 		L>=9 and 3 or
 		L>=6 and 2 or
-		L>=3 and 1
+		L>=3 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/pcchallenge_normal.lua b/modes/pcchallenge_normal.lua
index 7bccf940..29dad317 100644
--- a/modes/pcchallenge_normal.lua
+++ b/modes/pcchallenge_normal.lua
@@ -51,6 +51,7 @@ return{
 		L>=20 and 4 or
 		L>=16 and 3 or
 		L>=13 and 2 or
-		L>=10 and 1
+		L>=10 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/pctrain_lunatic.lua b/modes/pctrain_lunatic.lua
index fb0e98de..abea5e15 100644
--- a/modes/pctrain_lunatic.lua
+++ b/modes/pctrain_lunatic.lua
@@ -109,6 +109,7 @@ return{
 		L>=40 and 4 or
 		L>=30 and 3 or
 		L>=20 and 2 or
-		L>=10 and 1
+		L>=10 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/pctrain_normal.lua b/modes/pctrain_normal.lua
index 31409e8b..fc6e9e8e 100644
--- a/modes/pctrain_normal.lua
+++ b/modes/pctrain_normal.lua
@@ -92,6 +92,7 @@ return{
 		L>=60 and 4 or
 		L>=40 and 3 or
 		L>=25 and 2 or
-		L>=15 and 1
+		L>=15 and 1 or
+		L>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/round_1.lua b/modes/round_1.lua
index 75f828c7..27c1a1f6 100644
--- a/modes/round_1.lua
+++ b/modes/round_1.lua
@@ -28,7 +28,7 @@ return{
 	},
 	color=color.cyan,
 	env={
-		drop=60,lock=60,
+		drop=1e99,lock=1e99,
 		oncehold=false,
 		dropPiece=update_round,
 		bg="game2",bgm="push",
diff --git a/modes/round_2.lua b/modes/round_2.lua
index 8ca7fc6e..e27cf0b3 100644
--- a/modes/round_2.lua
+++ b/modes/round_2.lua
@@ -28,7 +28,7 @@ return{
 	},
 	color=color.green,
 	env={
-		drop=60,lock=60,
+		drop=1e99,lock=1e99,
 		oncehold=false,
 		dropPiece=update_round,
 		bg="game2",bgm="push",
diff --git a/modes/round_3.lua b/modes/round_3.lua
index aa0afdf2..751269bf 100644
--- a/modes/round_3.lua
+++ b/modes/round_3.lua
@@ -28,7 +28,7 @@ return{
 	},
 	color=color.magenta,
 	env={
-		drop=60,lock=60,
+		drop=1e99,lock=1e99,
 		oncehold=false,
 		dropPiece=update_round,
 		bg="game2",bgm="push",
diff --git a/modes/round_4.lua b/modes/round_4.lua
index 796d5497..c5cb5a91 100644
--- a/modes/round_4.lua
+++ b/modes/round_4.lua
@@ -28,7 +28,7 @@ return{
 	},
 	color=color.red,
 	env={
-		drop=60,lock=60,
+		drop=1e99,lock=1e99,
 		oncehold=false,
 		dropPiece=update_round,
 		bg="game2",bgm="push",
diff --git a/modes/round_5.lua b/modes/round_5.lua
index f7270004..9f1ef3f0 100644
--- a/modes/round_5.lua
+++ b/modes/round_5.lua
@@ -28,7 +28,7 @@ return{
 	},
 	color=color.lightYellow,
 	env={
-		drop=60,lock=60,
+		drop=1e99,lock=1e99,
 		oncehold=false,
 		dropPiece=update_round,
 		bg="game2",bgm="push",
diff --git a/modes/sprint_10.lua b/modes/sprint_10.lua
index d31454eb..230e5288 100644
--- a/modes/sprint_10.lua
+++ b/modes/sprint_10.lua
@@ -48,6 +48,7 @@ return{
 		T<=10 and 4 or
 		T<=25 and 3 or
 		T<=40 and 2 or
-		T<=60 and 1
+		T<=60 and 1 or
+		0
 	end,
 }
\ No newline at end of file
diff --git a/modes/sprint_100.lua b/modes/sprint_100.lua
index cfb03ea1..68923894 100644
--- a/modes/sprint_100.lua
+++ b/modes/sprint_100.lua
@@ -48,6 +48,7 @@ return{
 		T<=90 and 4 or
 		T<=130 and 3 or
 		T<=200 and 2 or
-		T<=270 and 1
+		T<=270 and 1 or
+		0
 	end,
 }
\ No newline at end of file
diff --git a/modes/sprint_1000.lua b/modes/sprint_1000.lua
index 4b10115d..188a3b78 100644
--- a/modes/sprint_1000.lua
+++ b/modes/sprint_1000.lua
@@ -48,6 +48,7 @@ return{
 		T<=1000 and 4 or
 		T<=1400 and 3 or
 		T<=2200 and 2 or
-		T<=3000 and 1
+		T<=3000 and 1 or
+		0
 	end,
 }	
\ No newline at end of file
diff --git a/modes/sprint_20.lua b/modes/sprint_20.lua
index 118ced56..b502285e 100644
--- a/modes/sprint_20.lua
+++ b/modes/sprint_20.lua
@@ -48,6 +48,7 @@ return{
 		T<=18 and 4 or
 		T<=45 and 3 or
 		T<=70 and 2 or
-		T<=100 and 1
+		T<=100 and 1 or
+		0
 	end,
 }
\ No newline at end of file
diff --git a/modes/sprint_40.lua b/modes/sprint_40.lua
index 5bdcb28a..503f0744 100644
--- a/modes/sprint_40.lua
+++ b/modes/sprint_40.lua
@@ -47,7 +47,8 @@ return{
 		T<=25 and 5 or
 		T<=32 and 4 or
 		T<=40 and 3 or
-		T<=60 and 2 or
-		T<=120 and 1
+		T<=62 and 2 or
+		T<=126 and 1 or
+		0
 	end,
 }
\ No newline at end of file
diff --git a/modes/sprint_400.lua b/modes/sprint_400.lua
index 519a4ed0..da45c787 100644
--- a/modes/sprint_400.lua
+++ b/modes/sprint_400.lua
@@ -48,6 +48,7 @@ return{
 		T<=330 and 4 or
 		T<=420 and 3 or
 		T<=626 and 2 or
-		T<=1000 and 1
+		T<=1000 and 1 or
+		0
 	end,
 }
\ No newline at end of file
diff --git a/modes/survivor_easy.lua b/modes/survivor_easy.lua
index c74e4a16..fcd735fa 100644
--- a/modes/survivor_easy.lua
+++ b/modes/survivor_easy.lua
@@ -53,6 +53,7 @@ return{
 		W>=60 and 4 or
 		W>=45 and 3 or
 		W>=30 and 2 or
-		W>=15 and 1
+		W>=15 and 1 or
+		W>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/survivor_hard.lua b/modes/survivor_hard.lua
index 7bc77150..e603c919 100644
--- a/modes/survivor_hard.lua
+++ b/modes/survivor_hard.lua
@@ -58,6 +58,7 @@ return{
 		W>=60 and 4 or
 		W>=45 and 3 or
 		W>=30 and 2 or
-		W>=15 and 1
+		W>=15 and 1 or
+		W>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/survivor_lunatic.lua b/modes/survivor_lunatic.lua
index 49dc9a58..3ca4fc4e 100644
--- a/modes/survivor_lunatic.lua
+++ b/modes/survivor_lunatic.lua
@@ -54,6 +54,7 @@ return{
 		W>=80 and 4 or
 		W>=55 and 3 or
 		W>=30 and 2 or
-		W>=15 and 1
+		W>=15 and 1 or
+		W>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/survivor_normal.lua b/modes/survivor_normal.lua
index 36dafbe0..c898e45f 100644
--- a/modes/survivor_normal.lua
+++ b/modes/survivor_normal.lua
@@ -58,6 +58,7 @@ return{
 		W>=55 and 4 or
 		W>=45 and 3 or
 		W>=30 and 2 or
-		W>=15 and 1
+		W>=15 and 1 or
+		W>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/survivor_ultimate.lua b/modes/survivor_ultimate.lua
index 7f326cc5..fafb4666 100644
--- a/modes/survivor_ultimate.lua
+++ b/modes/survivor_ultimate.lua
@@ -58,6 +58,7 @@ return{
 		W>=26 and 4 or
 		W>=20 and 3 or
 		W>=10 and 2 or
-		W>=5 and 1
+		W>=5 and 1 or
+		W>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_hard+.lua b/modes/tech_hard+.lua
index ba6fbc6f..e2bd78af 100644
--- a/modes/tech_hard+.lua
+++ b/modes/tech_hard+.lua
@@ -49,6 +49,7 @@ return{
 		L>=126 and 4 or
 		L>=90 and 3 or
 		L>=60 and 2 or
-		L>=30 and 1
+		L>=30 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_hard.lua b/modes/tech_hard.lua
index 7e280139..39958c4e 100644
--- a/modes/tech_hard.lua
+++ b/modes/tech_hard.lua
@@ -49,6 +49,7 @@ return{
 		L>=126 and 4 or
 		L>=90 and 3 or
 		L>=60 and 2 or
-		L>=30 and 1
+		L>=30 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_lunatic+.lua b/modes/tech_lunatic+.lua
index 99dd215d..b035bfca 100644
--- a/modes/tech_lunatic+.lua
+++ b/modes/tech_lunatic+.lua
@@ -49,6 +49,7 @@ return{
 		L>=140 and 4 or
 		L>=90 and 3 or
 		L>=60 and 2 or
-		L>=30 and 1
+		L>=30 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_lunatic.lua b/modes/tech_lunatic.lua
index e433066f..3a0a23a2 100644
--- a/modes/tech_lunatic.lua
+++ b/modes/tech_lunatic.lua
@@ -49,6 +49,7 @@ return{
 		L>=140 and 4 or
 		L>=90 and 3 or
 		L>=60 and 2 or
-		L>=30 and 1
+		L>=30 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_normal+.lua b/modes/tech_normal+.lua
index 35be1546..c3bd8ea8 100644
--- a/modes/tech_normal+.lua
+++ b/modes/tech_normal+.lua
@@ -49,6 +49,7 @@ return{
 		L>=126 and 4 or
 		L>=80 and 3 or
 		L>=50 and 2 or
-		L>=20 and 1
+		L>=20 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_normal.lua b/modes/tech_normal.lua
index f251c779..7f7f7fd2 100644
--- a/modes/tech_normal.lua
+++ b/modes/tech_normal.lua
@@ -49,6 +49,7 @@ return{
 		L>=126 and 4 or
 		L>=80 and 3 or
 		L>=50 and 2 or
-		L>=20 and 1
+		L>=20 and 1 or
+		L>=5 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_ultimate+.lua b/modes/tech_ultimate+.lua
index 2c2c9262..427ca942 100644
--- a/modes/tech_ultimate+.lua
+++ b/modes/tech_ultimate+.lua
@@ -50,6 +50,7 @@ return{
 		L>=150 and 4 or
 		L>=100 and 3 or
 		L>=70 and 2 or
-		L>=40 and 1
+		L>=40 and 1 or
+		L>=10 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tech_ultimate.lua b/modes/tech_ultimate.lua
index dce71e41..cc089983 100644
--- a/modes/tech_ultimate.lua
+++ b/modes/tech_ultimate.lua
@@ -50,6 +50,7 @@ return{
 		L>=150 and 4 or
 		L>=100 and 3 or
 		L>=70 and 2 or
-		L>=40 and 1
+		L>=40 and 1 or
+		L>=10 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/techmino49_easy.lua b/modes/techmino49_easy.lua
index b9eecc98..209a0e53 100644
--- a/modes/techmino49_easy.lua
+++ b/modes/techmino49_easy.lua
@@ -96,6 +96,7 @@ return{
 		R<=3 and 4 or
 		R<=5 and 3 or
 		R<=10 and 2 or
-		R<=15 and 1
+		R<=15 and 1 or
+		R<=45 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/techmino49_hard.lua b/modes/techmino49_hard.lua
index 5185bbc2..c592e671 100644
--- a/modes/techmino49_hard.lua
+++ b/modes/techmino49_hard.lua
@@ -96,6 +96,7 @@ return{
 		R==2 and 4 or
 		R<=4 and 3 or
 		R<=6 and 2 or
-		R<=8 and 1
+		R<=8 and 1 or
+		R<=45 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/techmino49_ultimate.lua b/modes/techmino49_ultimate.lua
index 18afa6b2..fdb2302c 100644
--- a/modes/techmino49_ultimate.lua
+++ b/modes/techmino49_ultimate.lua
@@ -96,6 +96,7 @@ return{
 		R==2 and 4 or
 		R==3 and 3 or
 		R==4 and 2 or
-		R<=6 and 1
+		R<=6 and 1 or
+		R<=45 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/techmino99_easy.lua b/modes/techmino99_easy.lua
index 2cf0cacc..4ffc5263 100644
--- a/modes/techmino99_easy.lua
+++ b/modes/techmino99_easy.lua
@@ -96,6 +96,7 @@ return{
 		R<=3 and 4 or
 		R<=6 and 3 or
 		R<=10 and 2 or
-		R<=20 and 1
+		R<=20 and 1 or
+		R<=90 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/techmino99_hard.lua b/modes/techmino99_hard.lua
index 60d26b97..73a5d3bf 100644
--- a/modes/techmino99_hard.lua
+++ b/modes/techmino99_hard.lua
@@ -96,6 +96,7 @@ return{
 		R<=3 and 4 or
 		R<=6 and 3 or
 		R<=8 and 2 or
-		R<=10 and 1
+		R<=10 and 1 or
+		R<=90 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/techmino99_ultimate.lua b/modes/techmino99_ultimate.lua
index 4e2a5c51..688d442a 100644
--- a/modes/techmino99_ultimate.lua
+++ b/modes/techmino99_ultimate.lua
@@ -96,6 +96,7 @@ return{
 		R==2 and 4 or
 		R==3 and 3 or
 		R<=5 and 2 or
-		R<=7 and 1
+		R<=7 and 1 or
+		R<=90 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tsd_easy.lua b/modes/tsd_easy.lua
index 82ca7462..23f484b3 100644
--- a/modes/tsd_easy.lua
+++ b/modes/tsd_easy.lua
@@ -41,7 +41,7 @@ return{
 		mDraw(drawableText.tsd,-82,407)
 	end,
 	score=function(P)return{P.modeData.event,P.stat.time}end,
-	scoreDisp=function(D)return"NO."..D[1]"   KO:"..D[2]end,
+	scoreDisp=function(D)return"NO."..D[1].."   KO:"..D[2]end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
 		local T=P.modeData.event
@@ -50,6 +50,7 @@ return{
 		T>=20 and 4 or
 		T>=15 and 3 or
 		T>=10 and 2 or
-		T>=6 and 1
+		T>=6 and 1 or
+		T>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tsd_hard.lua b/modes/tsd_hard.lua
index b5290db6..ff546dcd 100644
--- a/modes/tsd_hard.lua
+++ b/modes/tsd_hard.lua
@@ -41,7 +41,7 @@ return{
 		mDraw(drawableText.tsd,-82,407)
 	end,
 	score=function(P)return{P.modeData.event,P.stat.time}end,
-	scoreDisp=function(D)return"NO."..D[1]"   KO:"..D[2]end,
+	scoreDisp=function(D)return"NO."..D[1].."   KO:"..D[2]end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
 		local T=P.modeData.event
@@ -50,6 +50,7 @@ return{
 		T>=19 and 4 or
 		T>=16 and 3 or
 		T>=13 and 2 or
-		T>=10 and 1
+		T>=10 and 1 or
+		T>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/tsd_ultimate.lua b/modes/tsd_ultimate.lua
index 3f01d54a..cad51139 100644
--- a/modes/tsd_ultimate.lua
+++ b/modes/tsd_ultimate.lua
@@ -41,7 +41,7 @@ return{
 		mDraw(drawableText.tsd,-82,407)
 	end,
 	score=function(P)return{P.modeData.event,P.stat.time}end,
-	scoreDisp=function(D)return"NO."..D[1]"   KO:"..D[2]end,
+	scoreDisp=function(D)return"NO."..D[1].."   KO:"..D[2]end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
 		local T=P.modeData.event
@@ -50,6 +50,7 @@ return{
 		T>=18 and 4 or
 		T>=16 and 3 or
 		T>=14 and 2 or
-		T>=12 and 1
+		T>=12 and 1 or
+		T>=1 and 0
 	end,
 }
\ No newline at end of file
diff --git a/modes/zen.lua b/modes/zen.lua
index 45b80589..8b5d492d 100644
--- a/modes/zen.lua
+++ b/modes/zen.lua
@@ -35,10 +35,10 @@ return{
 	getRank=function(P)
 		local T=P.stat.score
 		return
-		T>=1e5 and 5 or
-		T>=8e4 and 4 or
-		T>=5e4 and 3 or
-		T>=2e4 and 2 or
+		T>=12e4 and 5 or
+		T>=10e4 and 4 or
+		T>=6e4 and 3 or
+		T>=3e4 and 2 or
 		T>=1e4 and 1
 	end,
 }
\ No newline at end of file
diff --git a/player.lua b/player.lua
index 1588f0a3..004dfd46 100644
--- a/player.lua
+++ b/player.lua
@@ -27,6 +27,7 @@ local gameEnv0={
 	freshLimit=1e99,easyFresh=true,
 	fine=false,fineKill=false,
 	target=1e99,dropPiece=NULL,
+	mindas=0,minarr=0,
 	bg="none",bgm="race"
 }
 local renATK={[0]=0,0,0,1,1,2,2,3,3,4,4}--3 else
@@ -41,9 +42,10 @@ local spinSCR={--[blockName][row]
 	{250,800,1500},--T
 	{300,1000,2200},--O
 	{300,1000,1800},--I
-}--MUL:1.2,2.0
---Techrash:1K;MUL:1.3,1.8
---Mini*=.5
+}
+--B2BMUL:1.2/2.0
+--Techrash:1K;MUL:1.3/1.8
+--Mini*=.6
 local visible_opt={show=1e99,time=300,fast=20,none=5}
 local reAtk={0,0,1,1,1,2,2,3,3}
 local reDef={0,1,1,2,3,3,4,4,5}
@@ -724,11 +726,23 @@ function player.update(P,dt)
 			goto stop
 		end
 		if P.curY~=P.y_img then
-			if P.dropDelay>=0 then
-				P.dropDelay=P.dropDelay-1
-				if P.dropDelay>0 then goto stop end
+			local D=P.dropDelay
+			if D>1 then
+				P.dropDelay=D-1
+				goto stop
+			end
+			if D==1 then
+				P.curY=P.curY-1
+			else
+				local _=P.curY-P.y_img--max fall dist
+				D=1/D--fall dist
+				if D<_ then
+					P.curY=P.curY-D
+					assert(P.curY==int(P.curY),"y:"..P.curY.." fall:"..D.." D_env:"..P.gameEnv.drop)
+				else
+					P.curY=P.y_img
+				end
 			end
-			P.curY=P.curY-1
 			P.spinLast=false
 			if P.y_img~=P.curY then
 				P.dropDelay=P.gameEnv.drop
@@ -1507,7 +1521,7 @@ function player.drop(P)--Place piece
 					P:showText(text.mini,0,-80,35,"appear")
 					send=send*.5
 					sendTime=sendTime+60
-					cscore=cscore*.5
+					cscore=cscore*.6
 					P.b2b=P.b2b+b2bPoint[cc]*.5
 					if P.human then
 						VOICE("mini",CHN)
@@ -1524,7 +1538,7 @@ function player.drop(P)--Place piece
 			elseif #P.field>0 then
 				P.b2b=max(P.b2b-250,0)
 				P:showText(text.clear[cc],0,-30,27+cc*3,"appear",(8-cc)*.3)
-				send=cc-1
+				send=cc-.75
 				sendTime=20+send*20
 				cscore=cscore+clearSCR[cc]
 				P.lastClear=cc
@@ -1542,7 +1556,7 @@ function player.drop(P)--Place piece
 		end
 		if #P.field==0 then
 			P:showText(text.PC,0,-80,50,"flicker")
-			send=ceil(send^.5)+min(6+P.stat.pc,10)
+			send=send^.5+min(6+P.stat.pc,10)
 			exblock=exblock+2
 			sendTime=sendTime+60
 			if P.stat.row>4 then
@@ -2100,6 +2114,9 @@ function newPlayer(id,x,y,size,AIdata)
 			P.gameEnv[k]=v
 		end
 	end--reset current game settings
+	P.gameEnv.das=max(P.gameEnv.das,P.gameEnv.mindas)
+	P.gameEnv.arr=max(P.gameEnv.arr,P.gameEnv.minarr)
+	
 	P.cur={bk={{}},id=0,color=0,name=0}--shape,shapeID,colorID,nameID
 		P.sc,P.dir,P.r,P.c={0,0},0,0,0--spinCenter,direction,row,col
 		P.curX,P.curY,P.y_img=0,0,0--x,y,ghostY
diff --git a/scene.lua b/scene.lua
index 9f4f029e..b287d70f 100644
--- a/scene.lua
+++ b/scene.lua
@@ -50,7 +50,13 @@ local sceneInit={
 		curBG="glow"
 		BGM("blank")
 		destroyPlayers()
-		mapCam.zoomK=scene.swap.tar=="mode"and 5 or 1
+		local cam=mapCam
+		cam.zoomK=scene.swap.tar=="mode"and 5 or 1
+		if cam.sel then
+			local M=modes[cam.sel]
+			cam.x,cam.y=M.x*cam.k+180,M.y*cam.k
+			cam.x1,cam.y1=cam.x,cam.y
+		end
 	end,
 	custom=function()
 		sceneTemp=1--option select
diff --git a/toolfunc.lua b/toolfunc.lua
index 43b61672..dd4122b1 100644
--- a/toolfunc.lua
+++ b/toolfunc.lua
@@ -20,12 +20,12 @@ end
 
 function toTime(s)
 	if s<60 then
-		return format("%.3fs",s)
+		return format("%.3f",s)
 	elseif s<3600 then
-		return format("%dm%.2fs",int(s/60),s%60)
+		return format("%d:%.2f",int(s/60),s%60)
 	else
 		local h=int(s/3600)
-		return format("%dh%dm%.2fs",h,int(s-h/60),s%60)
+		return format("%d:%d:%.2f",h,int(s-h/60),s%60)
 	end
 end
 function mStr(s,x,y)
@@ -145,53 +145,65 @@ function restoreVirtualKey()
 end
 function copyBoard()
 	local str=""
-	for y=1,20 do
+	local H=20
+	for y=20,1,-1 do
+		for x=1,10 do
+			if preField[y][x]~=0 then
+				H=y
+				goto L
+			end
+		end
+	end
+	::L::
+	for y=1,H do
 		local L=""
 		for x=1,10 do
 			local s=preField[y][x]
 			if s>7 then s=s-1 end
 			L=L..char(66+s)
 		end
-		str=str..L.."\n"
+		-- str=str..L.."\n"
 	end
-	love.system.setClipboardText("Techmino sketchpad:\n"..str)
+	love.system.setClipboardText("Techmino sketchpad:"..str)
 	TEXT(text.copySuccess,350,360,40,"appear",.5)
 end
 function pasteBoard()
 	local str=love.system.getClipboardText()
 	local len=#str
-	local s,p,P,_=0,1,10--sum,pStr,pField
-	if sub(str,1,20)=="Techmino sketchpad:\n"then
-		p=21
-	else
-		p=find(str,":")
-		if p then
-			p=p+1
-		else
-			p=find(str,"[A-N]")
-		end
-	end
-	::L1::
-	_=byte(str,p)
-	if _<65 or _>78 then
+	local _
+	local p,P=1,10--sum,pStr,pField(r*10+(c-1))
+	p=find(str,":")
+	if p then
 		p=p+1
-		goto L1
-	end
-	::L2::
-	if s==200 then return end
-	if p>len then
-		if s~=200 then
+	else
+		p=find(str,"[A-N]")
+		if not p then
 			goto E
 		end
-	end
-	_=byte(sub(str,p))-66
+	end--int p*//head
+	::L::
+	_=byte(str,p)
+	if P==210 then
+		return
+	elseif not _ then
+		if P%10~=0 then
+			goto E
+		else
+			return
+		end
+	end--end check
+	_=_-66
+	if _<-1 or _>12 then
+		p=p+1
+		goto L
+	end--skip illegal char
 	if _>-2 and _<13 then
 		if _>7 then _=_+1 end
 		preField[int(P/10)][P%10+1]=_
-		s,P=s+1,P+1
+		P=P+1
 	end
 	p=p+1
-	goto L2
+	goto L
 	::E::
 	TEXT(text.dataCorrupted,350,360,35,"flicker",.5)
 end
diff --git a/updateLog.lua b/updateLog.lua
index 9dd374e3..20efdcea 100644
--- a/updateLog.lua
+++ b/updateLog.lua
@@ -1,6 +1,3 @@
---[[
-big bang未完成
-]]
 local S=[=[
 Patron(rmb10+):
 	Fireboos
@@ -34,12 +31,19 @@ Future outlook:
 		auto GUI position in any screen size
 		more FXs & 3d features & animations
 		Encrypt source code(compile to byte code)
+0.8.7:
+	better user experience in mode selecting
+	support 2^n G falling speed
+	speed of marathon mode changed
+	shorter clipboard string(when air above)
+	attack system/score system little changed
+	bugs fixed(rank system,some mode error when enter)(again!)
 0.8.6:
 	gamepad can adjust key
 	add SFX when enter game
 	map GUI little adjusted
 	event system little changed(no ctrl when scene swapping)
-	bug fixed(rank system,some mode error when enter)
+	bugs fixed(rank system,some mode error when enter)
 0.8.5-:
 	mode map!Brandly new GUI for mode selecting
 	mode unlock system,not that scary for noob
diff --git a/widgetList.lua b/widgetList.lua
index cc76dbab..c850a36e 100644
--- a/widgetList.lua
+++ b/widgetList.lua
@@ -73,11 +73,11 @@ local virtualkeySet={
 	},--PC key feedback(top&in a row)
 }
 local customSet={
-	{20,20,1,1,7,1,1,1,3,4,1,2,3},
-	{18,20,1,1,7,1,1,1,8,3,8,3,3},
-	{22,22,1,1,7,3,1,1,8,4,1,7,7},
-	{20,20,1,1,7,1,1,3,8,3,1,7,8},
-	{1,11,8,11,4,1,2,1,8,3,1,4,9},
+	{3,20,1,1,7,1,1,1,3,4,1,2,3},
+	{5,20,1,1,7,1,1,1,8,3,8,3,3},
+	{1,22,1,1,7,3,1,1,8,4,1,7,7},
+	{3,20,1,1,7,1,1,3,8,3,1,7,8},
+	{25,11,8,11,4,1,2,1,8,3,1,4,9},
 }
 local function useDefaultSet(n)
 	for i=1,#customSet[n]do