Invincibility:
Pause the game. Hold the Right Shift button and tap Left, C, Down, Up, Up, C, Left, Right, A, Right.

Lightning:
Pause the game. Hold the Right Shift button and tap Left, C, Down, Right, Right, Left.

Spit Fire/Ice:
Pause game,hold down left shift and Enter: left, C, down, right, right, left.

Super Jump:
Pause the game. Hold the Right shift button and tap Left, C, Down, Right, Up, B, B, Right, Right.

99 Lives:
Pause the game. Hold the Right Shift button and tap Down, Right, A, C, Up, Left, A.

Level Select:
In the map of any stage press pause hold Right shift and press left,c,down,left,right,right,up,right,right.