Big hair:
At the main menu, select the Extras option, then choose the Cheat Codes option. There are four boxes with pictures in them. Line up the pictures in the correct order by scrolling through them, then choose Enter Code to activate the following code: Baseball, Bat, Bat, Baseball.
Big head:
At the main menu, select the Extras option, then choose the Cheat Codes option. There are four boxes with pictures in them. Line up the pictures in the correct order by scrolling through them, then choose Enter Code to activate the following code: Hat, Helmet, Helmet, Hat.
Invincibility:
At the main menu, select the Extras option, then choose the Cheat Codes option. There are four boxes with pictures in them. Line up the pictures in the correct order by scrolling through them, then choose Enter Code to activate the following code: Baseball, Baseball, Baseball, Shirt.
Paper pants:
At the main menu, select the Extras option, then choose the Cheat Codes option. There are four boxes with pictures in them. Line up the pictures in the correct order by scrolling through them, then choose Enter Code to activate the following code: Bat, Bat, Hat, Hat.
Sunglasses:
At the main menu, select the Extras option, then choose the Cheat Codes option. There are four boxes with pictures in them. Line up the pictures in the correct order by scrolling through them, then choose Enter Code to activate the following code: Glove, Glove, Helmet, Helmet.
Two Player Mini-games:
Complete the indicated number of card sets to unlock the corresponding mini-game:
Drone Dash: 2 card sets
Pig Paddle: 2 card sets
Saucer Smash: 3 card sets
Space Shooter: 3 card sets
Super Speedway: 5 card sets
Walker War: 3 card sets
Underwear:
At the main menu, select the Extras option, then choose the Cheat Codes option. There are four boxes with pictures in them. Line up the pictures in the correct order by scrolling through them, then choose Enter Code to activate the following code: Hat, Hat, Shirt, Shirt.