From the back of the box:
Become the master at the top of the tower!
Set in a dark and distant future, Rengoku places you into the role of A.D.A.M., a battle android fighting your way up a great tower. Your mission is to annihilate your enemies while improving your skills and armaments.
Intense fighting action with randomized levels for tremendous replay value.
Strategic weapon upgrades for different body parts.
Breathtaking graphics from famed Japanese illustrator Jun Suemi.
Trade items and equipment with friends to improve character abilities.