The objective is to defeat the Great Demon King "Bable" at the top of Bable's Tower, where 160 kinds of demons nest, by making full use of 8 kinds of professions, 80 kinds of weapons, 50 kinds of armor and clothes, 40 kinds of shields and rings, 40 kinds of helmets and hats, 45 kinds of items and magic, in 10 stages of 5 floors per stage, for a total of 50 floors.

Although the characters are tiny 16 x 16 dots, you can customize their appearance and change their clothes with equipment.