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.
Master level difficulty
To unlock as master difficulty, get an A in one of the tracks. You will then have a new difficulty level. It is (as far as I can tell) exactly like hard mode but with less warning when the heads will
Songs 23-28 (NTSC Version)
The PAL (European) version has 25 songs total, while the US version has 28.
Songs 23-28 (US version only)
Complete the first 23 songs on any difficulty.
Unlocking tracks 21-25
Complete tracks 1-20 all the way through on any mode.