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payday + terraria or payday + metro for portal2

The Ship gift for Payday

F.E.A.R. 3 for Payday (Steam Key)

Civ 5 key for Orange box? (I can go first)

Half-Life 2: Episode One ( Half-Life 2: Deathmatch, Half-Life 2: Lost Coast, Half-Life Deathmatch: Source, Half-Life 2: Episode One) for FTL?

L4D2 for Orange Box? Add me if you like.

Steel Storm[gift] The Ship[gift] 2 Magicka DLC's[gifts] for metro 2033

Alien Breed 2 (tradeable) for your Terraria tradeable? Can add a Worms (key) as sweets.

Cryostasis for terraria

Portal 2 for FTL?

Empire Total War for FTL?