FlatOut (a.k.a. FO or FO1) is a racing video game developed by Finnish Bugbear Entertainment and published by Empire Interactive and Vivendi Universal Games in 2004 and 2005. Gameplay in Flatout places emphasis on demolition derby-style races, and features a sophisticated physics engine. 16 different cars are included, each with 5 different skins for them. The game is most known for car drivers flying through the windshield.