Antichamber (25% Off)
Price: $14.99 (25% Off)
It's been a long time coming (about five years actually), but Antichamber is finally here. Already receiving praise from the IGF for its technical excellence earlier last year, the game's shaping up to be one of the most important indie games of this year. If you're interested in getting in on the ground floor, developer Alexander Bruce is having a launch sale on steam, cutting a quarter off its price.