In Gears of War 2, The COG continues its fight against the Locust horde, who are attempting to sink all of the cities on the planet Sera by using a...

Geometry Wars: Retro Evolved 2 contains six different game modes: Deadline, King, Evolved, Pacifism, Waves and Sequence. Multiplayer was introduced...

Portal™ 是 Valve 新开发的单人游戏。故事背景设定在神秘的光圈科技实验室，Portal 已被誉为业界最具创意的新游戏，它将为玩家带来数十小时独一无二的游戏体验。 此游戏旨在改变玩家在特定环境中处理、应付和推测可能性情况的方...