Portal: Still Alive is an Xbox 360 Live Arcade exclusive edition of Portal released on October 22, 2008. It features the original game with new challenges and new achievements. The additional content was modified from and based on levels from the Portal: The Flash Version MapPack created by We Create Stuff and contains no additional story-related levels. There was a slight change in the campaign, which included avoiding being crushed whilst going through a series of engines.
The game has 12 achievements worth 200 gamerscore.
|Achievement Icon||Achievement Name||Description||Go for the Gold||Win a gold medal on a challenge map.|
|Out of the Blue||Once you have control of both portals, only enter the orange portal.|
|Rat's Tale||Find all the Ratman dens.|
|Is Anyone There?||Complete the game without ever taking a bullet.|
|Saw That One Coming||Cause a rocket sentry to destroy its own rocket when the rocket has been redirected back towards it.|
|The Camera Adds 10 Pounds||Knock a turret over with a security camera.|
|Like a Rat||Trap yourself in a test chamber so that GLaDOS has to help you continue.|
|Tests Like Chicken||Find the chicken's test results.|
|Cupcake||Beat 5 advanced chambers.|
|Fruitcake||Beat 10 advanced chambers.|
|Vanilla Crazy Cake||Beat all advanced chambers.|