The last four puzzles of Portal 2‘s eighth chapter are hands down the toughest in the entire game. Because there are so many elements in each test, they’re extremely complicated and can slow the ...

Valve has announced the first game add-on for Portal 2, which is currently in development and targeted for a summer release. The first DLC will include new test chambers, leaderboards, a challenge ...

puzzles. Please try again shortly. If I try a few times, it will eventually let me play. I have the following ports open on the firewall, as per the "Required Ports for Steam" article in the knowledge ...

In test chamber 16, there is a turret inside a ventilation grate right past the elevator. Jump over it, get the refraction cube and use the laser to destroy that turret. The grate will open up, and ...

Get theses turrets off my back. As the player gets closer and closer to the end of Portal 2, the puzzle difficulty starts ramping up immensely. While they’re certainly satisfying to solve, the game’s ...