diff --git a/parts/eventsets/defender_l.lua b/parts/eventsets/defender_l.lua
index ebd2afc7..061f00e2 100644
--- a/parts/eventsets/defender_l.lua
+++ b/parts/eventsets/defender_l.lua
@@ -13,34 +13,36 @@ return {
             coroutine.yield()
             if P.control then
                 local D=P.modeData
-                D.counter=D.counter+1
-                local t=
-                    D.wave<=60 and 240-2*D.wave or
-                    D.wave<=120 and 120-(D.wave-60) or
-                    D.wave<=180 and math.floor(60-(D.wave-120)*.5) or
-                    30
-                if D.counter>=t then
-                    D.counter=0
-                    for _=1,4 do
-                        table.insert(P.atkBuffer,{line=generateLine(P.holeRND:random(10)),amount=1,countdown=5*t,cd0=5*t,time=0,sent=false,lv=2})
+                D.timer=D.timer+1
+                if P.atkBufferSum<30 then
+                    local t=
+                        D.wave<=60 and 240-2*D.wave or
+                        D.wave<=120 and 120-(D.wave-60) or
+                        D.wave<=180 and math.floor(60-(D.wave-120)*.5) or
+                        30
+                    if D.timer>=t then
+                        D.timer=0
+                        for _=1,4 do
+                            table.insert(P.atkBuffer,{line=generateLine(P.holeRND:random(10)),amount=1,countdown=5*t,cd0=5*t,time=0,sent=false,lv=2})
+                        end
+                        P.atkBufferSum=P.atkBufferSum+4
+                        P.stat.recv=P.stat.recv+4
+                        D.wave=D.wave+1
+                        D.rpm=math.floor(144e3/t)*.1
+                        if D.wave==60 then
+                            P:_showText(text.great,0,-140,100,'appear',.6)
+                            P.gameEnv.pushSpeed=3
+                            P.dropDelay,P.gameEnv.drop=4,4
+                        elseif D.wave==120 then
+                            P:_showText(text.awesome,0,-140,100,'appear',.6)
+                            P.gameEnv.pushSpeed=4
+                            P.dropDelay,P.gameEnv.drop=3,3
+                        elseif D.wave==180 then
+                            P:_showText(text.maxspeed,0,-140,100,'appear',.6)
+                            P.dropDelay,P.gameEnv.drop=2,2
+                        end
+                        P:shakeField(3)
                     end
-                    P.atkBufferSum=P.atkBufferSum+4
-                    P.stat.recv=P.stat.recv+4
-                    D.wave=D.wave+1
-                    D.rpm=math.floor(144e3/t)*.1
-                    if D.wave==60 then
-                        P:_showText(text.great,0,-140,100,'appear',.6)
-                        P.gameEnv.pushSpeed=3
-                        P.dropDelay,P.gameEnv.drop=4,4
-                    elseif D.wave==120 then
-                        P:_showText(text.awesome,0,-140,100,'appear',.6)
-                        P.gameEnv.pushSpeed=4
-                        P.dropDelay,P.gameEnv.drop=3,3
-                    elseif D.wave==180 then
-                        P:_showText(text.maxspeed,0,-140,100,'appear',.6)
-                        P.dropDelay,P.gameEnv.drop=2,2
-                    end
-                    P:shakeField(3)
                 end
             end
         end
diff --git a/parts/eventsets/defender_n.lua b/parts/eventsets/defender_n.lua
index 47f13b97..a4a984e0 100644
--- a/parts/eventsets/defender_n.lua
+++ b/parts/eventsets/defender_n.lua
@@ -13,34 +13,36 @@ return {
             coroutine.yield()
             if P.control then
                 local D=P.modeData
-                D.counter=D.counter+1
-                local t=
-                    D.wave<=40 and 360-D.wave*4 or
-                    D.wave<=80 and 200-(D.wave-40)*2 or
-                    D.wave<=140 and 120-(D.wave-80) or
-                    60
-                if D.counter>=t then
-                    D.counter=0
-                    for _=1,3 do
-                        table.insert(P.atkBuffer,{line=generateLine(P.holeRND:random(10)),amount=1,countdown=2*t,cd0=2*t,time=0,sent=false,lv=1})
+                D.timer=D.timer+1
+                if P.atkBufferSum<20 then
+                    local t=
+                        D.wave<=40 and 360-D.wave*4 or
+                        D.wave<=80 and 200-(D.wave-40)*2 or
+                        D.wave<=140 and 120-(D.wave-80) or
+                        60
+                    if D.timer>=t then
+                        D.timer=0
+                        for _=1,3 do
+                            table.insert(P.atkBuffer,{line=generateLine(P.holeRND:random(10)),amount=1,countdown=2*t,cd0=2*t,time=0,sent=false,lv=1})
+                        end
+                        P.atkBufferSum=P.atkBufferSum+3
+                        P.stat.recv=P.stat.recv+3
+                        D.wave=D.wave+1
+                        D.rpm=math.floor(108e3/t)*.1
+                        if D.wave==60 then
+                            P:_showText(text.great,0,-140,100,'appear',.6)
+                            P.gameEnv.pushSpeed=2
+                            P.dropDelay,P.gameEnv.drop=20,20
+                        elseif D.wave==120 then
+                            P:_showText(text.awesome,0,-140,100,'appear',.6)
+                            P.gameEnv.pushSpeed=3
+                            P.dropDelay,P.gameEnv.drop=10,10
+                        elseif D.wave==180 then
+                            P.dropDelay,P.gameEnv.drop=5,5
+                            P:_showText(text.maxspeed,0,-140,100,'appear',.6)
+                        end
+                        P:shakeField(3)
                     end
-                    P.atkBufferSum=P.atkBufferSum+3
-                    P.stat.recv=P.stat.recv+3
-                    D.wave=D.wave+1
-                    D.rpm=math.floor(108e3/t)*.1
-                    if D.wave==60 then
-                        P:_showText(text.great,0,-140,100,'appear',.6)
-                        P.gameEnv.pushSpeed=2
-                        P.dropDelay,P.gameEnv.drop=20,20
-                    elseif D.wave==120 then
-                        P:_showText(text.awesome,0,-140,100,'appear',.6)
-                        P.gameEnv.pushSpeed=3
-                        P.dropDelay,P.gameEnv.drop=10,10
-                    elseif D.wave==180 then
-                        P.dropDelay,P.gameEnv.drop=5,5
-                        P:_showText(text.maxspeed,0,-140,100,'appear',.6)
-                    end
-                    P:shakeField(3)
                 end
             end
         end