Whether you’re playing for the single-player or co-op campaign, Portal 2 will offer you hours of enjoyment and laughs. Released: Steam Type: Single-player, Co-op Genre: Puzzle, Platformer Developer: Valve Publisher: Valve Release date: 19 Apr, 2011 Intro Welcome to Aperture Laboratories. In here, you’ll do a lot of tests for the sake of science until … Continue reading REVIEW: Portal 2