Steam, Tracks, Trouble & Riddles (S.T.T.&R.) is a single player adventure mod, based on the source engine (Orange Box) by Valve.
Entrusted with the Cosmic Staff, teenager Courtney Whitmore, blasts her way into Infinite Crisis as the super-powered Stargirl on October 15th!
Feel the power of new turbocharged FORMULA ONE™ cars in the most accessible FORMULA 1™ video game yet, including a new driver evaluation system to adjust the game to your level, shorter career options and new Very Easy mode.
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