Return to Aperture for further testing. Our Portal 2 Walkthrough provides a walkthrough for story mode, tips for co-op, and unlockables.

How to Solve Test Chamber 11 in Portal 2 When you first enter Test Chamber 11, you’re going to notice a lot of different testing elements. It’s a little overwhelming at first, but the main ...

How to Solve Enrichment Sphere 4 in Portal 2 When you first enter the testing area, you’ll see a handful of elements: a pressure plate that raises and lowers a ramp and a button connected to a ...

Portal 2 Insane Cube Tricks (video) ... While Portal 2 already offers a rich array of puzzles and challenges, Schrobotindisguise’s custom challenges add an extra layer of depth.

Caring, sharing types rejoice: Valve have released a patch which enables two-controller splitscreen play for Portal 2, making it all the easier to give your co-op buddy a purple nurple when they ...