PS3 Steam Features for Portal 2 Revealed - SonyRumors
How Does Steam Work On the PS3? - GameRevolution
Steam's The Real Deal For PS3 Portal 2 | TechCrunch
Portal 2' now available for PC, Xbox 360, PS3 | Digital Trends
Portal 2 | PS3 vs XBOX 360 vs PC (Which One is Better!) - YouTube
Portal 2 (PC) CD key for Steam - price from $6.50 | XXLGamer.com
Amazon.com: Portal 2 - Playstation 3 : Video Games
Portal 2 on Steam
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
Portal 2 PS3 COMPLETE ╳ FPS & Puzzle Game. Awesome Valve, Classic PlayStation! | eBay
Portal 2 PS3: Redeeming the PC copy - YouTube
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 PS3 MANUAL ONLY Original Authentic Playstation | eBay
Steam for PS3 Portal 2 detailed - GameSpot
Portal 2 | Portal 2 for the PlayStation 3 with Steamworks fe… | Flickr
Portal Switch vs Steam Deck Graphics Comparison (Portal Companion Collection - Portal 2) - YouTube
Portal 2 PS3 : Video Games - Amazon.com
PS3 Cheats - Portal 2 Guide - IGN
Portal 2 PS3 Edition To Have Cross-Platform Play, Other Steam Features | TechCrunch
