Half-Life 2 is about to turn 20 years old. That's two decades, over 7,000 days, and countless FPS games emulating Valve's work. We're still waiting on Half-Life 3, and while recent rumors point to the sequel being as real as it ever has been, it looks like something big may be in store for Gordon Freeman's second adventure. A new update bears a striking resemblance to one Valve dropped for the original Half-Life right before that game's huge free update last year, so HL2 might be getting a similar overhaul. Continue reading Valve adds mysterious Half-Life 2 update right before 20th anniversary MORE FROM PCGAMESN: Best old games, Best FPS games, Best VR games