Portal 2: Walkthrough - Part 7 (Chapters 3/4 Lvl .13-18) [1080p HD] (PS3/XBOX 360/PC) (Gameplay)

If you want to buy Portal 2: http://amzn.to/PortalII

This is the seventh part of a full gameplay walkthrough of Valve's Portal 2 on the XBOX 360, Playstation 3, and PC. This video includes Chapter 1: The Courtesy Call (Introduction Level). Played on the Xbox 360.

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Developer: Valve Corporation
Publisher: Valve Corporation

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  Gaming