Change background:
Hold A + D + Z + M (in order).
Pause CPU opponent:
Hold S + E.
Speed select:
Press X + 1 for the fastest speed, X + 2 for fast speed, X + 3 for slower speed or X + 4 for slowest speed.
Cheat mode:
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 3887,50
SYS 2112
Cheat mode (alternate):
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 3887,128
SYS 2112
Cheat mode (alternate):
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 3887,60
SYS 2112
Cheat mode (alternate):
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 3887,190
SYS 2112
