Now, on the occasion of Half-Life 2's 20th anniversary, Valve has opened up about its development in a brand-new documentary ...

Half-Life: Episode 3 remains one of the great what-ifs in gaming history. Now, on the occasion of Half-Life 2's 20th ...

A new documentary into the making of Half-Life 2 discusses the cancelled Episode 3, and shows footage of it for the first time.

a brand-new Ice Gun, and a raft of new concept art. You can see the gameplay segment from the documentary in the video below. Among the details shown in the video, Episode 3 would have been set in ...