PlayStation boss says Sony wants more cross-play titles but recent actions may suggest otherwise
Portal and Portal 2 coming to the Nintendo Switch : r/Steam
Portal 2 is free on Xbox gold for a limited time, what you you think about this : r/Portal
Found My Old PS3 Portal 2 Disk : r/valve
Interview: Valve's DJ Powers on Portal 2, PS3 development - Gematsu
Dragons Crown Update Lets PS3, Vita, & PS4 Play Together
Steam Details for Portal 2 on PS3 RevealedPS3Blog.net
:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_image/image/1946627/sony-e3-2012-event_0804.0.jpg "PlayStation All-Stars' coming to Vita, will support Cross Play with PS3 - Polygon")
PlayStation All-Stars' coming to Vita, will support Cross Play with PS3 - Polygon
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
Portal Companion Collection review --- This was a triumph — GAMINGTREND
Portal 2 - Wikipedia
Portal 2 gets cross-platform play across PC, Mac and PlayStation 3 | WIRED UK
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
Microsoft Rejected 'Portal 2' Steam Integration, Cross-Platform Play
Portal 2's Move-based In Motion DLC gets a free co-op campaign | Eurogamer.net
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
PS3 PSVITA Dead Or Alive 5 Cross Play Pack Koei Tecmo Used | eBay
Portal 2 Co op Pt 5 Cross Play (PS3 & PC) " Insert Disc " - YouTube
The Portal Companion Collection will be available today! : r/Portal
Portal 2 (Platinum) PS3 - Zavvi UK
Portal 2 PS3 Edition To Have Cross-Platform Play, Other Steam Features | TechCrunch
OcUK Ultimate Crossplay Guide - Overclockers UK
Portal 2 - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game
Co-Optimus - News - Portal 2 On PS3 is Cross Platform Playable, Free Steam Copy Included
