Renegade X

Renegade X is a free Tactical Shooter that brings the Command and Conquer FPS experience to Unreal Engine 3. Renegade X is developed by Totem Arts, an independent group of Command & Conquer fans from around the world dedicated to bringing the world of C&C to you, up close and personal.

Two factions, the Global Defense Initiative (GDI) and the Brotherhood of Nod (Nod), are locked into a conflict over the green and mysterious resource Tiberium.
The primary game mode is Command & Conquer (C&C/CnC), where your objective is to destroy your enemy's base using any and all means necessary.