Steam, Tracks, Trouble & Riddles (S.T.T.&R.) is a single player adventure mod, based on source engine (Orange Box) by Valve. It combines two types of game play: an adventure game with complex, 3D-interactive riddles in a fantastic environment and a simulator for track based vehicles.
You may vote for one of three versions of the HUD design of the mod. The survey is open from May 3rd 2010 to May 17th on interlopers forum.
Posted by peegee1 on May 4th, 2010