[H]Metro 2033,F.E.A.R. 2: Project Origin,Dota2,Sniper: Ghost Warrior Gold Edition[W]Portal2&Offers

Any 1 of these for metro?
Superbrothers: Sword & Sworcery EP Steam Key
Dynamite Jack
Nightsky
Solar 2
Darwinia
Multiwinia
Uplink
Commandos behind enemy lines
Commandos beyond the call of duty

Plain Sight for Sniper Ghost Warrior?

Darksiders (steam key) for Sniper Ghost Warrior?

Anything from those for Sniper Ghost Warrior Gold gift?

Steam keys

• Brazen Prototype
• Greed: Black Border
• Larva Mortus
• Pacific Storm
• RIP Trilogy
• Space Trader: Merchant Marine
• Tank Universal

Desura keys

• AlterEgo: DreamWalker
• Dary's Legend
• Dédale De Luxe
• Dungeon Prospector
• Enola
• Love+
• Pirate Hell
• Realm Explorer
• Smooth Operators: Call Center Chaos

GamersGate keys

• Guilty Gear Isuka
• Street Racing Syndicate

Antichamber for Metro?