Unlock Mr Chau as an assist
- After a stage you will see Mr Chau on a random stage go to that stage. You'll have to fight him, and when you beat him you get him.
- Beat The Game With Scott, Kim, Skills and Ramona.
Hidden Money & Shortcut
At the start of level 5 "The Party" move backwards to the door with the star to access a secret Subspace Highway You will collect money and exit the highway past the halfway point of the level.
Mobiles Secret House
Get the key in level 6 and fight some wolverines. Notice the small house in the background with a path. Keep walking along the top of the screen to enter a secret path. Note Mobile sells a special training manual for 5750 that unlocks a special move.
Sound Check Level
Input Code at Map Selection: LB, LB, LB, RB, RB, RB, LB, RB
Unlock Zombie Mode
Enter at the title screen: Down, Up, Right, Down, Up, Right, Down, Up, Right, Right, Right
Wallace Wells Secret Shop
Go to the shopping district in the Frozen Suburbs. Find the ramp that leads down down to an underpass. Approach the star painted on the rear wall. A cement panel will open allowing access to a shop that sells expensive powerful items.