Valve Corporation released Team Fortress 2 as part of the game bundle The Orange Box, marking the official launch of the game to the public.
Valve transitioned Team Fortress 2 to a free-to-play model, increasing its accessibility and broadening its player base.
This update introduced the in-game item economy, allowing players to trade, buy, and sell items, transforming the game’s community interaction.
Added weapon skins and contract missions to the game, expanding customization and gameplay objectives.