Your mission is to accomplish all missions on the strategic map, using at best the available weapons, armors and devices. DB3 is now an action sci-fi top-down shooter with RPG elements and a ton of action.

Use WASD KEYS to move around MOUSE to aim and shoot "Q" KEY to to switch marines battle formation "E" KEY to to switch weapon Use 1-3 NUMBER KEYS to equip weapons "C" KEY to drop Proxy Mines "V" KEY to drop X-AF Decoy Hold SHIFT + Left Mouse - to fire grenades (with X-GL battle rifle equipped)