Alien Arena 2008 
Updated 1 week ago
Released Oct 17, 2008
Single & Multiplayer
First Person Shooter
Alien Arena 2008 is a standalone game based off of the Quake II/III source that combines a classic sci-fi atmosphere with the tournament style deathmatch...





Correct me if I'm wrong but wasn't Half-life bast on quake not quake 2.
Half life used the quake engine as a base, as did the Quake 2 and 3 engines.
it was a pretty good engine
Was an awesome engine in his time