Steam:

Brothers - A Tale of Two Sons
Hammerwatch
King Arthur's Gold
BattleBlock Theater
ibb & obb
Left 4 Dead 2
Monaco: What's Yours Is Mine
Omerta - City of Gangsters
Scribblenauts Unlimited
Trine 2: Complete Story
Worms Revolution
Oxenfree
Warhammer 40,000 : Eternal Crusade
Minion Masters
Tropico 3: Gold Edition
Tropico 4 Collector's Bundle
Tropico 5 - Complete Edition

Origin:
Battlefield 3
Burnout Paradise: The Ultimate Box
Command & Conquer: Red Alert Uprising
Crysis 2 Maximum
Dead Space
Dead Space 3
Medal of Honor
Mirror's Edge
Populous