Tonic Trouble

Jump to final Boss:
Pause the game play, and hit A, B, A, B, A, Left, Right, Up, Down, Z

Unlock every special items:
At the first meet with the scientist, stand on the mushroom to
face with him and quickly enter the following button combinations:
R, R, Analog-joystick Up, Analog-joystick Down, Up, Down, C-Up, C-Down,
C-Left, C-Right, C-Up, C-Up, C-Left, C-Left, C-Right, C-Right, C-Up,
C-Up, C-Down, C-Down, Analog-joystick Up, Analog-joystick Down,
Analog-joystick Left, Analog-joystick Right and Start.

New game with previous energy
Finish the game using a memory pak, then begin a new game. You will start
the new game with the energy level from previously game.