Origin keys:
Dead Space
Burnout Paradise: The Ultimate Box
Medal of Honor
Mirror's Edge
Command & Conquer: Red Alert 3 - Uprising
Populous
The Sims 3 + High End Loft Stuff + Late Night + Date Night - 3 keys
Steam gift:
Awesomenauts - 1 key
All games without a number of keys I am willing to trade 2~3 (depending on the games) for one TF 2 key.
Steam Keys / Humble Gifts:
Natural Selection 2
Sanctum 2
Orcs Must Die! 2: Complete Pack
Sanctum: Collection
Cities in Motion 2
Command & Conquer: Red Alert 3 - Uprising
Guardians of Middle-earth + Smaug's Treasure DLC
Rocketbirds: Hardboiled Chicken
Aces Wild: Manic Brawling Action! - 1 key
Serious Sam 3: BFE - 2 keys
Origin keys:
Dead Space
Burnout Paradise: The Ultimate Box
Medal of Honor
Mirror's Edge
Command & Conquer: Red Alert 3 - Uprising
Populous
The Sims 3 + High End Loft Stuff + Late Night + Date Night - 3 keys
Steam gift:
Awesomenauts - 1 key
All games without a number of keys I am willing to trade 2~3 (depending on the games) for one TF 2 key.