This weekend is the last chance to pre-purchase Portal 2
. Get your copy now, save 10% and be ready to play the moment it is released.
Help release Portal 2 early: From now until release, play any or all of games in The Potato Sack
to expedite the launch of Portal 2. Your efforts will be tracked on the official GLaDOS@home
Each game in The Potato Sack has received a massive Portal-themed update, making a collection of 13 hit indie games even better. So why not get a taste of Portal 2 now while you help launch it?