Doom 3: Resurrection of Evil

Summary pulled directly from Steam - Some text may only be applicable to Steam platform

The gripping expansion pack for DOOM 3 takes your even further into the the DOOM universe. Two years following the unexplained disaster on Mars, the UAC returns to the abandoned facility to investigate a mysterious beacon buried deep in the ruins of the ancient civilization.

Battle six new demons including the hunters
Fight in all new 8-player capture the flag arenas
Wield new weapons including the double barreled shotgun
Possess demonic powers to use against the enemy
Control time to defeat the enemy and evade deadly traps
Harness the force of gravity to control your environment
Battle through the ancient ruins and into the horrifying depths of hell