Getting Portal 2 for PS3 seemed like a good idea at the time, what with getting it on Steam for free. : r/gaming
Portal 2 Complete (Sony PlayStation 3) Excellent Condition & Tested 151903088265 | eBay
Portal 2' gets Steamy on PlayStation 3
Portal 2 PC Review
Portal 2 for PS3 Puzzle Video Game w/ Manual & Case - Works! PlayStation 3 151903088265 | eBay
Portal 2 to feature PS3-PC/Mac cross-platform play, Steam key included with PS3 version | VG247
Amazon.com: Portal 2 - PC : Video Games
Steam for PS3 Portal 2 detailed - GameSpot
PS3 Steam Portal 2 - YouTube
Portal 2 - Steam Overlay on PS3 | Tsuyoshi | Flickr
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
Amazon.com: Portal 2 - Playstation 3 : Video Games
PC, PS3 Owners Can Play Portal 2 Together | WIRED
Portal 2 - PlayStation 3 | Valve | GameStop
PS3 Steam Features for Portal 2 Revealed - SonyRumors
Portal 2' now available for PC, Xbox 360, PS3 | Digital Trends
Portal 2 - Wikipedia
Steam's The Real Deal For PS3 Portal 2 | TechCrunch
Portal 2 PS3: Redeeming the PC copy - YouTube
Amazon.com: Portal 2 - Playstation 3 : Video Games
Amazon.com: Portal 2 - Playstation 3 : Video Games
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
Amazon.com: Portal 2 PS3 : Video Games
Valve talks Portal 2 on PlayStation 3, Steam on 360 | Ars Technica
How to Link & Play your Portal 2 PS3 Copy on Steam - Just Push Start
PS3 Cheats - Portal 2 Guide - IGN
