Emrakul, Innistrad Savior

+2: Put two 1/1 Colorless Eldrazi Scion token on the battlefield with: "Sacrifice this creature. Add 1 to your mana pool."
-3: Target creature gets annihilator 1.If already has annihilator 1, it obtains 2, 3, 4, and so.
-7: You get an emblem with: "You control all Eldrazi. Wherever an Eldrazi spell deals damage to another creature, it becomes an Eldrazi."