Looking for the following:

Kozilek, Butcher of Truth
Ulamog, the Infinite Gyre
Emrakul, the Aeons Torn
It That Betrays

Also:
Wormcoil Engine(s)
Summoning Trap(s)
Primeval Titan(s)
Lotus Cobra(s)
Eldrazi Temple(s)
Eye of Ugin

Got an ulamog for trade, I'll start a conversation