A massive 12TB data leak from Valve's Steam infrastructure has exposed internal game builds from 2003 to 2013, including assets from the canceled Half-Life 2: Episode 3, cut Portal 2 content, and an unreleased Portal universe game called F-Stop. The leak also contains early versions of titles from third-party developers such as Call of Duty, Resident Evil, Mirror's Edge, and Dragon Age: Origins.
Background
Valve Corporation operates Steam, the largest digital PC gaming distribution platform, and is known for titles like Half-Life, Portal, and Counter-Strike. The leak highlights the company's extensive internal development history and canceled projects over a decade.
- Source
- The Verge
- Published
- Aug 31, 2026 at 03:14 AM
- Score
- 7.0 / 10