Team Fortress 2 shipped in 2007 as a multiplayer shooter with no single-player content, no story mode, and no lore accessible in-game. Valve delivered the narrative entirely through the TF2 website in the form of comic books, supplementary fiction, and in-game item descriptions that accumulated over years of updates.
The Mann Co. history — the corporation supplying both RED and BLU with mercenaries and weapons — was developed across a series of comics that revealed Blutarch and Redmond Mann, the warring brothers, had been kept alive by Administrator Australium machines since the 1800s, and that the entire Gravel Wars had been artificially prolonged to generate profit for the Administrator.
The final TF2 comic, released in 2019, resolves the Mann Co. storyline but leaves the mercenaries themselves in an unresolved state — retired, dispersed, but alive. Valve has said nothing official about TF2’s future as a live game or as a narrative property.
TF2 pioneered the model of story delivered as live events through an external web presence, years before games routinely used social media for lore delivery. The Gravel Wars narrative is a complete story published entirely outside the game.
Stumbled across this on a late-night session and couldn’t believe it. Your explanation finally made it click.
The attention to detail the developers put into this is insane. Most players will never see it but it makes the world feel so much richer.