All snowboards
Enter "JORMA" at the cheats screen to unlock all snowboards.

All default levels
Enter "AAKASE" at the cheats screen to unlock all default levels.

After Dark level
Enter "WE COME FROM KOCMOC" at the cheats screen to unlock the After Dark level. Alternately, finish the game with a 100% completion with a character.

All single session mode levels
Enter "TURSKA" at the cheats screen to unlock all single session mode levels.

Lock all levels
Enter "SULE" at the cheats screen to lock all levels.

Play as Johan
Enter "JOHANNYT ON" at the cheats screen to unlock Johan. Alternately, complete all the goals in Transworld Tour mode with any four characters.

All FMV sequences
Enter "ELOKUVAT" at the cheats screen to unlock all FMV sequences.

Alternate costumes
Enter "PUKEA" at the cheats screen. Alternately, finish the game with at least a 95% completion with any character to unlock a second costume.

Bails FMV sequence
Finish the game with a 100% completion with two characters to unlock the Bails FMV sequence.

Bring Me Down FMV sequence
Successfully complete all the goals in Transworld Tour mode with any three characters to unlock the Bring Me Down FMV sequence.

Faster speed boost
Hold A + X to go faster than just pressing X for the regular speed boost.