New Enemies - The Stalker, Turrets, Daedalus, Medic Commander, Carrier, and the Black Widow. 14 Entirely new levels and 10 new deathmatch levels.
New Power-Ups - Deathmatch specific power-ups: Vengeance Sphere, Hunter Sphere, and Anti-matter bomb. New Weapons - The Chainsaw, ETF Rifle and Plasma Beam.