At the title screen, enter one of the following codes for the desired affect. Press A 10 times if you enter a code wrong.
Effect Code All Your Base Story text A, Y, B, A, Y, B Always win story mode B, A, B, Y Enable 'disable powerups' option Left, Up, X, Up, Right, Y Never fail challenges B, A, B, Y, B, A, B, Y Unlock all players B, Left, Up, Right, B Unlock all worlds (repeat to unlock hard levels, but that's not necessary for multiplayer) A,Right, Right, A, Y Unlock end credits Down, Up, Right, A, B, Left, Y Unlock Ghost Sheep option Right, A, Down, A, Right Unlock image gallery B, Up, Left, Left, Y Unlock music player B,A, Left, Left, A, Down Unlock night mode Right, Up, Right, A, Left, Left, Y Unlock OMAKE mode Y, A, B, A, X View the story mode (no gameplay) Y, A, B, B, A
Extra multiplayer content
On the level select screen in multiplayer, tap up seven times to unlock a new stage and multiplayer character.
On the continue screen, where it asks Yes or No, use the D-pad to enter the code Up, Up, Down, Down, Left, Right, Left, Right. Each time you enter it correctly, the number of continues remaining will increase. If you're already out of continues you won't be able to do this.
Complete the following tasks to unlock additional options.
Unlockable How to Unlock Disable Powerups Play 10 games (must return to menu 10 times!) End Credits on menu Beat Normal Story mode twice Ghost Sheep Play 30 games Hard Difficulty Beat Normal Story mode Image Gallery Play 40 games Music Gallery Play 20 games Night Mode Play 50 games Omake mode Beat Hard Story mode
Complete the following tasks to unlock additional players.
Unlockable How to Unlock Angel (alt for Candi) Select Heaven on stage select Devil (alt for Zombie) Select Hell on stage select God of Dance (alt for Backup Dancer) Evade dancers for at least 10 seconds Hades Wolf (alt for NH-5) Find Hades in under 10 seconds Iskur (alt for Basic Herder) Win first round in Waterworks stage Thalia (alt for Zeus) Rescue at least 20 sheep from the conveyor belts
Complete the following tasks to unlock each world.
Unlockable How to Unlock Candyland Beat Candyland in story mode Disco Beat Disco in Story mode Haunted Dining Room Beat Haunted in story mode Heaven Tap up seven times on the world select screen Hell Tap down six times on the world select screen Toy Factory Beat Toy Factory in story mode Waterworks Beat the first two matches of Waterworks in story mode
Put the game in a CD player to listen to the games soundtrack.
Play as computer
When playing through story mode, have a friend (or two or three) hold the triggers on the other controllers. They must hold it right through the end of each story panel to the beginning of the actual level. They will then be able to control the associated computer player for that stage!
Know Something We Don't?
You can submit new cheat codes for this game using our Cheat Submission Form.
Have We Been Fooled?
If you see a non-working or fake code in the list above, let us know by using our Problem Submission Form.
More from GameSpot