diff --git a/zsnes/src/gui/gui.asm b/zsnes/src/gui/gui.asm
index 64ce5842..62108e6d 100644
--- a/zsnes/src/gui/gui.asm
+++ b/zsnes/src/gui/gui.asm
@@ -599,6 +599,7 @@ NEWSYM SoundInterpType, db 1
 NEWSYM KeyDisplayFPS, dd 0
 NEWSYM KeyIncStateSlot, dd 0
 NEWSYM KeyDecStateSlot, dd 0
+NEWSYM KeySwapPlayer1234, dd 0
 
 GUIsave equ $-GUIRAdd
 
diff --git a/zsnes/src/gui/guimouse.inc b/zsnes/src/gui/guimouse.inc
index f667f319..84f77efb 100644
--- a/zsnes/src/gui/guimouse.inc
+++ b/zsnes/src/gui/guimouse.inc
@@ -2771,6 +2771,7 @@ DisplayGameOptnsClick:
     DGOptnsProcBox 27+45*2,24,[KeyBGDisble2]
     DGOptnsProcBox 27+45*3,24,[KeyBGDisble3]
     DGOptnsProcBox 27+45*4,24,[KeySprDisble]
+    DGOptnsProcBox 78,44,[KeySwapPlayer1234]
     DGOptnsProcBox 78,52,[KeyResetAll]
     DGOptnsProcBox 78,60,[KeyExtraEnab]
     DGOptnsProcBox 78,68,[KeyNewGfxSwt]
diff --git a/zsnes/src/gui/guiwindp.inc b/zsnes/src/gui/guiwindp.inc
index b6c1475d..939cddd1 100644
--- a/zsnes/src/gui/guiwindp.inc
+++ b/zsnes/src/gui/guiwindp.inc
@@ -4526,9 +4526,10 @@ DisplayGameOptns:
     GUIOuttextwin2 9,9+180,26,GUIGameOptnsText5
     mov al,byte[GUIGameOptnsColA]
     mov byte[GUItextcolor],al
-    GUIOuttextwin2 9,6,44,GUIGameOptnsTextC
+    GUIOuttextwin2 9,6,36,GUIGameOptnsTextC
     mov al,byte[GUIGameOptnsColB]
     mov byte[GUItextcolor],al
+    GUIOuttextwin2 9,9,46,GUIGameOptnsText1A
     GUIOuttextwin2 9,9,54,GUIGameOptnsTextD
     GUIOuttextwin2 9,9,62,GUIGameOptnsTextL
     GUIOuttextwin2 9,9,70,GUIGameOptnsTextE
@@ -4634,9 +4635,10 @@ DisplayGameOptns:
     GUIOuttextwin2 9,8+180,25,GUIGameOptnsText5
     mov al,byte[GUIGameOptnsColA]
     mov byte[GUItextcolor],al
-    GUIOuttextwin2 9,5,43,GUIGameOptnsTextC
+    GUIOuttextwin2 9,5,35,GUIGameOptnsTextC
     mov al,byte[GUIGameOptnsColB]
     mov byte[GUItextcolor],al
+    GUIOuttextwin2 9,8,45,GUIGameOptnsText1A
     GUIOuttextwin2 9,8,53,GUIGameOptnsTextD
     GUIOuttextwin2 9,8,61,GUIGameOptnsTextL
     GUIOuttextwin2 9,8,69,GUIGameOptnsTextE
@@ -4725,6 +4727,7 @@ DisplayGameOptns:
     DGOptnsDrawBox 27+45*2,24,[KeyBGDisble2]
     DGOptnsDrawBox 27+45*3,24,[KeyBGDisble3]
     DGOptnsDrawBox 27+45*4,24,[KeySprDisble]
+    DGOptnsDrawBox 78,44,[KeySwapPlayer1234]
     DGOptnsDrawBox 78,52,[KeyResetAll]
     DGOptnsDrawBox 78,60,[KeyExtraEnab]
     DGOptnsDrawBox 78,68,[KeyNewGfxSwt]
@@ -4815,6 +4818,7 @@ GUIGameOptnsTextV db 'SAVE SPC',0
 GUIGameOptnsTextX db 'DISPLAY FPS',0
 GUIGameOptnsTextY db 'ST+',0
 GUIGameOptnsTextZ db 'ST-',0
+GUIGameOptnsText1A db 'SW PL 12/34',0
 SECTION .text
 
 DisplayGUIOptns:
diff --git a/zsnes/src/vcache.asm b/zsnes/src/vcache.asm
index df306f44..004a1497 100644
--- a/zsnes/src/vcache.asm
+++ b/zsnes/src/vcache.asm
@@ -33,7 +33,7 @@ EXTSYM KeyBGDisble0,KeyBGDisble1,KeyBGDisble2,KeyBGDisble3,KeySprDisble
 EXTSYM KeyResetAll,KeyExtraEnab,KeyWinDisble,KeyNewGfxSwt,KeyOffsetMSw
 EXTSYM KeyStateSlc0,KeyStateSlc1,KeyStateSlc2,KeyStateSlc3,KeyStateSlc4
 EXTSYM KeyStateSlc5,KeyStateSlc6,KeyStateSlc7,KeyStateSlc8,KeyStateSlc9
-EXTSYM KeyIncStateSlot,KeyDecStateSlot
+EXTSYM KeyIncStateSlot,KeyDecStateSlot,KeySwapPlayer1234
 EXTSYM maxskip,DSPMem,SprValAdd,dsp1ptr,dsp1array,FastFwdToggle,SaveSramData
 EXTSYM ngextbg,Mode7HiRes,Check60hz,Get_MouseData,Get_MousePositionDisplacement
 EXTSYM WindowDisables,scanlines,romispal
@@ -45,7 +45,7 @@ EXTSYM CNetType
 EXTSYM KeySlowDown
 EXTSYM chaton
 EXTSYM genfulladdtab
-EXTSYM KeyFRateDown,KeyFRateUp,KeyVolUp,KeyVolDown,KeyDisplayFPS,FPSOn
+EXTSYM KeyFRateDown,KeyFRateUp,KeyVolUp,KeyVolDown,KeyDisplayFPS,FPSOn,pl12s34
 EXTSYM bg1ptr,bg2ptr,bg3ptr,bg4ptr,cachebg1,resolutn
 EXTSYM curypos,oamram,objhipr,objptr,objptrn,objsize1,objsize2
 EXTSYM spritetablea,sprleftpr,sprlefttot,vcache4b
@@ -792,6 +792,19 @@ NEWSYM cachevideo
     mov [MessageOn],eax
     xor dh,dh
 .nodecstateslot
+    mov eax,[KeySwapPlayer1234]
+    test byte[pressed+eax],1
+    je .noswpl1234
+    mov byte[pressed+eax],2
+    xor byte[pl12s34],1
+    mov dword[Msgptr],plsw1234en
+    cmp byte[pl12s34],1
+    je .swpl1234
+    mov dword[Msgptr],plsw1234dis
+.swpl1234
+    mov eax,[MsgCount]
+    mov [MessageOn],eax
+.noswpl1234
 
     ; do sound disables
     soundselcomp KeyDisableSC0,Voice0Disable,Voice0Status,'1'
@@ -981,6 +994,8 @@ NEWSYM sselm, db 'STATE SLOT 0 SELECTED',0
 NEWSYM vollv, db 'VOLUME LEVEL :    ',0
 NEWSYM frlev, db 'FRAME SKIP SET TO  ',0
 NEWSYM frlv0, db 'AUTO FRAMERATE ENABLED',0
+NEWSYM plsw1234en, db 'SWAPPED PLAYER 1/2 with 3/4',0
+NEWSYM plsw1234dis, db 'SWAPPED PLAYER 3/4 with 1/2',0
 sndchena db 'SOUND CH   ENABLED',0
 sndchdis db 'SOUND CH   DISABLED',0
 bg1layena db 'BG1 LAYER ENABLED',0