Bubble Bobble (Sega Master System)

Food Sprite Viewer


On the main menu, highlight Password and press Pause. Then, press Up, Left, Down, Left, Down, Up, Up, Left to activate the food sprite viewer. In the sprite viewer, Up and Down change graphic banks.

Sound Test


On the main menu, highlight Password and press Pause. Then, press 1, 1, Left, 2, 1, Right, 1, Left to activate a sound test.