version steam 27.05.2012 DX11 + 10 Trainer
version 1.0.0.1(DX10/11 Update 3) + 22 Trainer
version 1.0.0.1 + 22 Trainer
version 1.0.0.1(DX9/DX11) + 20 Trainer
version 1.0 Steam + 7 Trainer
version 1.0.0.1 + 7 Trainer
version 1.0.0.1 + 4 Trainer
version 1.0 + 7 Trainer