Add to this a lot of small context jokes, retro UI visuals and a great sound layer with ridiculous SFX and a pristine, live-recorded soundtrack - you got yourself a long-lived online shooter. In the second rendition of the series, the two teams opposed are presented with very comically overstated characters in a fairly childish external world. Team Fortress 2 is a successor to one of the more peculiar mods for Half-Life that created a stable, devoted following in its years.
