Cosmic Gate
Powered-up Infinity Form:
Pause the game, then press Up, Up, A, B.
Hard Mode:
At the title screen, press Down, Down, B, B, A, A, Start.
Continue (with no score):
At the Game Over screen, press Left + Start.
Power-up:
Pause the game, then press Up, Up, A, A, B, B.
Haggle Man
Full health:
Pause the game, then press Down, Right, Up, Left, B, B, B, B, A, A, A, A.
Get Scrolls:
Pause the game, then press Up, Right, Down, Left, A, A, A, A, B, B, B, B.
Summon Allies:
Pause the game, then press Up, Right, Down, Left, A, A, A, A, B, B, B, B.
Secret Power-up:
Pause the game, then press Down, Right, Left, Up, B, B, B, B, A, A, A, A.
Unlimited Lives:
Hold Up/Left then press A + B on the screen before a level starts.
Continue:
At the Game Over screen, press Left + Start.
Haggle Man 2
Continue:
At the Game Over screen, press Left + Start.
Full Power:
Pause the game, then press Up, Down, Up, Down, B, B, A, A,
Get 3 Scrolls:
Pause the game, then press Down, Up, Down, Up, A, A, B, B.
Unlimited Time:
At the Stage Demo screen, press Left + Up + A + B.
Secret Power-up:
Pause the game, then press Up, Down, Up, Down, B, B, A, A.
Level Select:
At the title screen, hold A, then press Up, Up, Right, Right, Right, Down, Down, Left, Left, Left.
Haggle Man 3
99 Lives:
Pause the game, then press A, B, A, B, Left, Right, Left, Right.
9.999 Gears:
Pause the game, then press B, A, B, A, Right, Left, Right, Left.
Advance to Boss:
Pause the game, then press B, B, A, A, Left, Left, Right, Right.
Rally King
Invincibility:
At the title screen, press Up/Left + Select.
Eliminate Enemies:
At the title screen, press Down/Right + Select.
Skip to level 2:
At the title screen, press A, B, A, B, Up + Select.
Skip to level 3:
At the title screen, press A, B, A, B, Left + Select.
Skip to level 4:
At the title screen, press A, B, A, B, Down + Select.
Rally King SP
Invincibility:
At the title screen, press Up/Left + Select.
Eliminate Enemies:
At the title screen, press Down/Right + Select.
Skip to level 2:
At the title screen, press A, B, A, B, Up + Select.
Skip to level 3:
At the title screen, press A, B, A, B, Left + Select.
Skip to level 4:
At the title screen, press A, B, A, B, Down + Select.
Star Prince
Invincibility:
At the title screen, hold Up then press A, A, A, release Up and hold Down, then press B, B, B.
Continue:
At the Game Over screen, press Left + Start.
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