[H] Gray Matter Space Engineers Guacamelee! Super Turbo Championship Edition [W] Keys

Hey im need Space Engineers, maybe u find some here:
http://www.steamtrades.com/trade/La5z8/h-steamorigindesura-games-w-steam-games-im-not-have-and-steamstuff-like-smileys

added

Something for Gray Matter?

something for guac?

http://www.steamtrades.com/trade/P04Ta/wtt-my-leftover-bundle-games-for-your-leftover-bundle-games-looking-for-oridarksoulswitcher