[H] Galactic Arms Race, Binding of Isaac+DLC,Double Fine Bundle [W] Offers

I have theese:

Europa Universalis III Chronicles Collection - Steam Key

Gettysburg - Steam Key

Hearts of Iron 3 - Steam Key

Galactic Civilizations I: Ultimate Edition - Steam Key

Uplink - Steam Key

Warlock : Master of the Arcane - Steam Key

Victoria II - Steam Key

Street Racing Syndicate - GamersGate Key

Guilty Gear Isuka - GamersGate Key

Gun Metal - GamersGate Key

Fibrillation - Desura Key

Talisman Prologue - Desura Key

Gimbal - Desura Key

Kill Fun Yeah - Desura Key

Adventure Apes - Desura Key

I am interested in: Nuclear Dawn and Binding of Isaac.

Would you like Penny Arcade's On the Rain-Slick Precipice of Darkness 3 for Portal? (If it's a gift) (Mine's a gift too)

The Showdown Effect key for Portal + Sniper Ghost Warrior Gold?

Portal or Sniper for Arma 3 Lite?