Steam for PS3 Portal 2 detailed - GameSpot

Puzzle-platformer will offer cross-platform gameplay, matchmaking, friends list, achievements, cloud saves, and chat via Valve's online service on Sony's console.
Portal 2 is a first-person puzzler game from Valve Software that draws from the original formula of innovative gameplay, story, and music, which earned the original Portal more than 70 industry accolades.

GameSpot: Steam Deck Has Ruined Nintendo Directs For Me : r/Steam

Steam na PS3 - Portal 2

Metro: Last Light' Is Now Free on Steam, But Only for a Week

Portal 2 Review - GameSpot

GameSpot Now Playing - Portal 2 (PC, PS3, Xbox 360)

Portal 2 is an undeniable hit, scores near perfect with all reviews

GameSpot Now Playing - Portal 2 (PC, PS3, Xbox 360)

Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog

Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog

Portal 2: Peer Review DLC Test 3 - Jump and Catch (PC, PS3, Xbox 360)

Portal 2 Graphics Comparison - GameSpot

Portal 2 on Steam Deck 256 Gb

The Best PC Games To Play In 2023 - GameSpot

Portal 2 - Wikipedia