Deep Fighter is underwater battles at its best on the Dreamcast. In your Mini sub, you must protect your people and destroy all hostile creatures that may swim your way! As a private in the Defense Force led by The General, players take on deadly missions to seek out and destroy enemies, perform reconnaissance into uncharted waters and rescue damaged craft & installations. Meanwhile droids and drones scuttle around busily maintaining and repairing the slowly crumbling city. With the ultimate objective of the construction of a giant mother ship, the Leviathan, that will transport the entire civilization away from hostile waters.