The “Perpetual Testing Initiative” has been expanded to allow you to design co-op puzzles for you and your friends! Portal 2 draws from the award-winning formula of innovative gameplay, story, and music that earned the original Portal over 70 industry accolades and created a cult following. Portal

Portal 2 The single-player portion of Portal 2 introduces a cast of dynamic new characters, a host of fresh puzzle elements, and a much larger set of devious test chambers. Players will explore never-before-seen areas of the Aperture Science Labs and be reunited with GLaDOS, the occasionally murderous computer companion who guided them through the original game. Voltaire: The Vegan Vampires

Portal 2 Features 

• Extensive single player: Featuring next generation gameplay and a wildly-engrossing story.
• Complete two-person co-op: Multiplayer game featuring its own dedicated story, characters, and gameplay.
• Advanced physics: Allows for the creation of a whole new range of interesting challenges, producing a much larger but not harder game.
  Original music.
• Massive sequel: The original Portal was named 2007’s Game of the Year by over 30 publications worldwide.
• Editing Tools: Portal 2 editing tools will be included.

1. Click the Download button below and you should be redirected to Links.
2. Wait 5 seconds and click on the blue ‘download now’ button. Now let the download begin and wait for it to finish.
3. Once the game is done downloading, right click the .zip file and click on “Extract to (Game name)” (To do this you must have 7-Zip, which you can get here).
4. Double click inside the game folder and run the exe application.
5. Have fun and play! Make sure to run the game as administrator and if you get any missing dll errors, look for a Redist or _CommonRedist folder and install all the programs in the folder.