[H] starbound [W] 3 keys, (open pack)

If you can open the 4pack for me, i will take 3 keys only for the game. Check the note below to make sure you can open the pack for me or not:

• You CAN use Steam Community Market . ( Can sell or buy items through it.)
• Have items which worth about 15 keys (as pledge).
• Have not owned starbound yet.

+) How the trade works for 4packs

• I will trade the 4pack gift for the listed price + a collateral
• You activate the 4pack "Add game to my library" option , the game gets added to ur library + 3 extra copies in ur steam inventory
• You trade back the 3 extra copies back for ur collateral