Full health
Pause game play, then select the "Audio" option at the menu. Then, press [R], [L], [R], [L], [X]x2, [B]x2, [R], [B]. A message will confirm correct code entry.
200,000 Klokkies
Pause game play, then select the "Audio" option at the menu. Then, press [L]x2, [R]x2, [X], [B], [X]. A message will confirm correct code entry.
Unlimited Electric Bombs
Pause game play, then select the "Audio" option at the menu. Then, press [R]x2, [L]x2, [X]x2, [B]. A message will confirm correct code entry.
Unlock Hard mode
You must complete the game in normal difficulty collecting all 100 crystals on each level. When done, hold [L]+[R] on the title screen and press [Z] to unlock hard mode.