Cards from the following games accepted :
Sonic & All-Stars Racing Transformed
Hotline Miami
Sleeping Dogs
X-COM: Enemy Unknown
Batman: Arkham City
Batman: Arkham Asylum
Batman: Arkham Origins
The Cat Lady
Empire: Total War
Magicka
Mark of the Ninja
Napoleon: Total War
PAYDAY: The Heist
Portal 2
Cards from the following games accepted :
Sonic & All-Stars Racing Transformed
Hotline Miami
Sleeping Dogs
X-COM: Enemy Unknown
Batman: Arkham City
Batman: Arkham Asylum
Batman: Arkham Origins
The Cat Lady
Empire: Total War
Magicka
Mark of the Ninja
Napoleon: Total War
PAYDAY: The Heist
Portal 2