Portal 2 Hints for Xbox 360
Work your way through tons of puzzles utilizing new and exciting methods like the Propulsion Gel. Our walkthrough will get you through all the puzzles and get you ALL the achievements.
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This achievement is unlocked during the single player campaign and cannot be missed.
When escaping with Wheatley, you will come onto a scanner where turrets are scanned in order to find which ones are fit for placement and which are to be disposed of. Remove the turret from the scanner and stand in its place.
To obtain this achievement you must first beat the Co-Op campaign with one player, then you must start the game with another player who hasn't started the Co-Op campaign. This must be done over Xbox Live and cannot be done in splitscreen