The first day has Mirror's Edge, Wargame: European Escalation, Prince of Persia, Scribblenauts Unlimited and entries in the Borderlands and Hitman franchises seeing deep discounts.
Meanwhile, flash sales are going on all day, along with publisher packs being on sale and a Indie Super Mega Pack on sale.
The sale will go until Jan. 5, so make sure to check in daily to see what's discounted next.
