Access multiplayer bonus maps
In the 1st map, in the Options Menu/Language/Voices, select the "RAYMANIAN" language (don't validate it), keep L1 + R1 pressed and do the following sequence: L2, R2, L2, R2, L2, R2. A new menu will appear with the 3 multiplayer bonus maps.

Baby Soccer bonus map
During a game (before it ends), keep L1 + R1 pressed and do the same sequence: L2, R2, L2, R2, L2, R2. The names of the players appear on the baby globox.

Other cheats
In any other map, go to the Sound Menu, select the "MUTE" option (again don't validate it), keep L1 + R1 pressed and do the same sequence: L2, R2, L2, R2, L2, R2. A new cheat menu will appear.

PS2 Cheats for Rayman Revolution

Rayman Revolution cheat codes

Rayman Revolution cheats