Spawnsire of Ulamog [Rise of the Eldrazi]

Description

Set:	Rise of the Eldrazi
Type:	Creature — Eldrazi
Rarity:	Rare
Cost:	{10}

Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent.)
{4}: Create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add {C}."
{20}: Cast any number of Eldrazi cards you own from outside the game without paying their mana costs.