1 for 2. Preferably from the following list. I'll consider all other offers that are fair.

Bastion
Batman: Arkham Asylum GOTY Edition
Batman: Arkham City GOTY
Blocks That Matter
Castle Crashers
DuckTales Remastered
Final Fantasy XIII
Fly’n
FTL: Faster than Light
Giana Sisters: Twisted Dreams
GRID 2
Hotline Miami
Injustice: Gods Among Us Ultimate Edition
One Way Heroics
Orcs Must Die! 2
Portal 2
Rock of Ages
Rouge Legacy
Sanctum 2
Sid Meier’s Civilization V
Snuggle Truck
Sonic & All Stars Racing Transformed
Super Meat Boy
Super Splatters
The Blackwell Legacy
Torchlight II
Trine 2
Warlock - Master of the Arcane