Valve made Half-Life 2, a first-person shooter game from 2004.

Valve put it out through its service for getting things to people, Steam

Half-Life 2 is like the first Half-Life in that it has shooting, puzzles, and a story

but it also has vehicles and physics-based gameplay.

It was First released by vavlve on 16 November 2004

Released on Steam is the Half-Life 2 VR Add-On.

Half-Life 2: VR Mod is now in open beta and free on Steam.

This Hal-Life 2: VR Mod will be free for anyone that owns the original game

The game has been launched and can be played from start to end,

but the team claims there's still a lot of work to do, as the roadmap shows.