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GAME REVIEW – Portal 2 (PlayStation 3) | Alternative Magazine Online
Portal 2 (PlayStation 3) Review
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Portal Knights Review (PS4) | Push Square
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Portal 2 Review – SmashPad
Portal 2: Worst Game Ever | VentureBeat
Portal 2 improves brain training more than software designed for that, says science | Eurogamer.net
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Review: Portal 2 – Destructoid
Portal 2: Pretty Much Every PS3 Question Answered (and that Cake thing, too) – PlayStation.Blog
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Review: Is Portal 2 the game sequel of 2011? | Kikizo
Portal 2 Review - IGN
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Portal 2 Review - GameSpot
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Portal 2 review | Expert Reviews
Portal 2 for PlayStation 3 Reviews - Metacritic
