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.

The Orange Box - Wikipedia

Portal 2 Graphics Comparison - GameSpot

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

Portal 2 PS3

GameSpot trying to steal GameStop's thunder in India : r/crappyoffbrands

Portal 2 PS3: Redeeming the PC copy

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

Fun fact: only four games have gotten perfect 10s from IGN, GameSpot, Edge, and EGM : r/gaming

Steam coming to TVs - GameSpot

Valve files trademark for Portal 3 : r/Portal

Portal 2 Graphics Comparison - GameSpot

The Orange Box, Ultimate Pop Culture Wiki

Portal 2 sells 4 million - Report - GameSpot

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