Team Fortress
Videos
Team Fortress 2 - Did You Know Gaming? Feat. Markiplier
 
The first concept for Team Fortress came from a small custom Doom map known as "Fortress." It has two symmetrical buildings in which teams have to push buttons in the enemy base to progress.
Contributed by Amonynous
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The original Team Fortress was created by 3 Australasian college students as a multiplayer mod for "Quake".
Contributed by ORWELL6
According to the Heavy, he listens to Huey Lewis tapes on his Walkman while on the battlefield to keep his spirits up.
Contributed by Poetic_Fish