Unlock everything:
While playing, pause the game then hold L + R and press Down, Left, Up, Right.
Unlimited Energy:
While playing, pause the game then hold L + R and press Down, Down, Right, Right, Up, Up, Left, Left.

Invincibility:
While playing, pause the game then hold L + R and press Left, Down, Right, Up, Left, Down, Right, Up.

20 Free Shields:
While playing, pause the game then hold L + R and press Up, Up, Down, Down.

20 Free boosts:
While playing, pause the game then hold L + R and press Left, Right, Left, Right.

Max Abilities:
While playing, pause the game then hold L + R and press Right, Down, Right, Down.