As the player explores the depths of Aperture Science in the midsection of Portal 2, they’ll encounter fan-favorite character Cave Johnson. His tests revolve around using different gels to reach their ...

After entering the chamber, portal up to the platform at the other side of the room (there's a "Thank You" sign on the wall). Fire a portal beneath the Propulsion Gel tube, and another on the wall ...

The Portrait of a Lady Achievement / Trophy is found in the beginning of Chapter 7: The Reunion. On the catwalks between tests 1971-01 and 1971-02, while facing the entrance to the 02 room, place a ...

Portal 2 is the follow up release to Valve's iconic portal-based first-person puzzle game. This time, players can embark on a new adventure against the punishing A.I. GlaDos, with a new companion ...

As players enter Chapter 7 of Portal 2, they begin to really start feeling a spike in puzzle difficulty thanks to the sparsely populated test chambers of old Aperture. Due to the dilapidated aesthetic ...

If you're looking for a Portal 2 walkthrough and video guide then you've come to the right place. Valve's physics fondling sequel is full of puzzles that will really tax your brain, so no one can ...