Press and hold Z at the menu and type: B Button, C-Left, C-Down, A Button

Hold Z at the menu and type: L Button, R Button, L Button, R Button

Hold Z at the menu and type: Up, Right, Down, Left

Press and hold Z at the menu and hit: C-Up, C-Right, C-Down, C-Left, Start

Hold Z at the menu and type: A Button, B Button, A Button, B Button

From the Mode select screen, hold Z + R and press any C button.