Ungoliant, Void Incarnate

Annihilator 5, Trample, Haste, Hexproof, Firststrike, Reach
Sacrifice all your permanents you control,
regenerate Ungoliant, Void Incarnate.
Whenever a player sacrifices a permanent you gain
2 life.
{x}{b}{b}{b}{t} destroy X permanents
{2}{b}{b} create a 2/2 black spider token with reach.
Every turn you must sacrifice 2 creatures and a
land, If you fail to you take 20 damage. Sacrifice
Ungoliant.