From Doom 64 to both System Shocks (in addition to developing a fantastic remake of the original) ... There are the heavy weapon-centric Strogg, such as the Enforcer, Berserker, Gunner, ...

Splash Damage is currently working on Enemy Territory: Quake Wars, a game that takes the latest Doom 3 graphics technology and uses it to power an online shooter that will let you battle for Earth ...