PLEASE NOTE: We take no responsibility for any changes you make to your hardware, software, drivers or O/S as a result of the cheats listed here. Only a few of the cheats listed have been tested and we cannot guarantee any of them will work. If you come across a bad/non-working cheat, please let us know and we will remove it.

Hard mode
Successfully complete all normal stages in puzzle mode to unlock the hard puzzles in 1P puzzle mode.
Special mode
Successfully complete the hard puzzles to unlock the special puzzles in 1P puzzle mode.
Mania mode
Successfully complete the special puzzles to unlock mania mode in 1P puzzle mode.
Faster credits
Hold B to make the credits scroll faster.