Team Fortress 2 - All Prototypes [Brotherhood of Arms, Invasion and Beta]

All the prototypes and beta versions of Team Fortress 2. Become a Patron and get access to exclusive blog posts on Patreon: 00:00 Team Fortress 2: Brotherhood of Arms (1999 trailers and gameplay). 02:39 Team Fortress 2 Invasion prototype (leaked in 2003). 06:28 Team Fortress 2 beta version with cut content (2006 trailers). Wikipedia: The original Team Fortress was developed by Robin Walker and John Cook as a free mod for the 1996 PC game Quake. In 1998, Walker and Cook