Portal 2 to feature PS3-PC/Mac cross-platform play, Steam key included with PS3 version | VG247
Portal 2 PC Review
Steam Gets "Big Picture Mode" For PS3 | TechCrunch
Portal 2 - PlayStation 3 | Valve | GameStop
PS3 Steam Features for Portal 2 Revealed - SonyRumors
Portal 2 - Steam Overlay on PS3 | Tsuyoshi | Flickr
PC, PS3 Owners Can Play Portal 2 Together | WIRED
Steam for PS3 Portal 2 detailed - GameSpot
Portal 2' gets Steamy on PlayStation 3
Portal 2 (PC) CD key for Steam - price from $6.50 | XXLGamer.com
Portal 2 on Steam
Portal Switch vs Steam Deck Graphics Comparison (Portal Companion Collection - Portal 2) - YouTube
Amazon.com: Portal 2 PS3 : Video Games
Portal 2 PS3 : Video Games - Amazon.com
Portal 2 | PS3 vs XBOX 360 vs PC (Which One is Better!) - YouTube
Amazon.com: Portal 2 - Playstation 3 : Video Games
Amazon.com: Portal 2 - Playstation 3 : Video Games
Valve bringing Steam-supported Portal 2 to PS3 in April - CNET
Just posting again from mildly interesting because someone said it would fit here anyway I just realised my ps3 copy of portal 2 lets you play on steam for free. : r/Portal
Portal 2 Complete (Sony PlayStation 3) Excellent Condition & Tested 151903088265 | eBay
Portal 2 for PS3 Puzzle Video Game w/ Manual & Case - Works! PlayStation 3 151903088265 | eBay
Portal 2' now available for PC, Xbox 360, PS3 | Digital Trends
