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Just Cause or Takedown: Red Sabre(both steam gift ROW) for Tropico 4 Collector's Bundle.

binding of isaac :)

2copy tropico for 1 csgo key

Have ORION: Dino Horde, E.Y.E: Divine Cybermancy, PAYDAY™ The Heist or Yet Another Zombie Defense. Just need 1 copy but if you want more than 1 thing I could take 2 copies. All mine are steam tradeable.

Don't Starve? :D

Payday?

shadowrounds,zero gear (both of them are steam gifts) ?

Assassin's Creed 3
Dead Rising 2
Darksiders
Prototype
Saints Row The Third
The Walking Dead Survival Instinct
Left 4 Dead
Dead Island
Borderlands 2
any of these for dayz ?