Heres a little sprite collision code. SPSET 0,0,0 SPSET 1,16,0 SPHOME 1,-50,-100 SPCOL 0 SPCOL 1 @BUMP SPOFS 0,X,Y,-10 B=BUTTON IF B AND 1 THEN GOSUB @UP IF B AND 2 THEN GOSUB @DOWN IF B AND 4 THEN GOSUB @LEFT IF B AND 8 THEN GOSUB @RIGHT GOTO @BUMP continued...