Portal 2 (Xbox 360) - First 40 Minutes of Gameplay - YouTube
XBOX 360 PORTAL 2 TESTED Original Case Excellent Condition Rated E No Manual | eBay
Portal 2 - Xbox 360 – Retro Raven Games
Tom Warren on Twitter: "Portal 2 is the last free Xbox 360 title in Games with Gold. Get ready to redeem it later this month. Details: https://t.co/ien8uZBKhF https://t.co/qWKrvcuz3l" / Twitter
Coffee With Games: PS3 vs. Xbox 360: Portal 2's April Sales Ranks - Analysis with Chart
Portal 2' and 'Left 4 Dead' are now playable on Xbox One