From SMS Power!

Cheats: Fantasy Zone: The Maze / Opa Opa (オパオパ / 오파 오파)

Action Replay codes

00C06705

Infinite lives - Player 1 (keeps showing 4)

00C06805

Infinite lives - Player 2 (keeps showing 4)

See the main page for Fantasy Zone: The Maze / Opa Opa (オパオパ / 오파 오파)