These Deals are 75%-85% off! The best bundle here, and arguably the best deal you will ever find as far as adventure games go would have to be the (3) Bioshock games for $14.99! If you have never played Borderlands or Bioshock then you are missing out.
There are many other offers available including grand theft auto, max payne, and civilization collections. Hurry! Grab them while you still can.