'Oozes with enthusiasm . . . Perfect Organism is testament to the lasting passion a game such as Isolation can inspire' EdgeAn unofficial guide to Alien: Isolation, the greatest, scariest horror game ever made.Alien: Isolation is a truly extraordinary game. Discover the rationale of the set design and art direction, learn about the alien's unnerving abilities to second-guess players and the importance of its unique height. Understand the value of the dynamic audio, the use of seventies archive soundbites and the darkly beautiful music. Immerse yourself in the technical brilliance of the level design and user interface, before reading about the content that didn't make the cut.Alien: Isolation is a game of remarkable depth, and Perfect Organism's level-by-level mission analysis unpacks all its complexity and detail.'Kelly has an encyclopedic knowledge of the game . . . If you've ever wanted to play Alien: Isolation, but never got around to it, Perfect Organism is the ideal companion' TheGamer'A fascinating dive into the development of the game and how it cemented its place as one of the greatest survival horrors of all time' Nintendo Life