Cross-Play Is the Right Move for Gaming, But Even Better For Microsoft | USgamer
Portal 2 will let PC and PS3 gamers play together | PC Gamer
Portal is dead with crossplay off, I'm so seriously underwhelmed by the fact they thought crossplay with PC is a good idea. I'm actually astounded that a game developer thought this is
Steam for PS3 Portal 2 detailed - GameSpot
Portal 2 (PS3) unboxing video! - YouTube
Portal 2 to be cross-platform, PS3, PC and Mac | TweakTown
List of all Playstation 3 cross-play games currently available.
Portal 2 - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game
Is Terraria Cross Platform? Is Terraria Crossplay? | WePC
PC, PS3 Owners Can Play Portal 2 Together | WIRED
PS3 With PS4 Cross-Play Video Games
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
Sony: PS4 and PS3 cross-platform gameplay 'technically possible' | TechRadar
Sony: PS3 and PS4 cross-play is 'technically possible' (update) - Polygon
Portal 2 PS3 Edition To Have Cross-Platform Play, Other Steam Features | TechCrunch
Portal 2 - PlayStation 3 Standard Edition: Playstation 3: Video Games - Amazon.ca
Games That Support Cross-Play (2021 Edition) | Double D-Pads
Portal 2 Details About Cross Platform Play on PS3 | Attack of the Fanboy
Portal 2 Details About Cross Platform Play on PS3 | Attack of the Fanboy
Co-Optimus - News - Use Your PlayStation Move in Portal 2 Today