It’s the last day of the sale! More info at reddit.

Daily

The Walking Dead
Chivalry: Medieval Warfare
Kerbal Space Program
Sid Meier's Civilization® V
Dishonored
Borderlands 2
The Elder Scrolls V: Skyrim - Legendary Edition
Tomb Raider
BioShock Infinite
Torchlight II

Flash

The Cave
Fallout: New Vegas Ultimate Edition
Dead Island Riptide
Grand Theft Auto IV