Peanut, Rat of Doom

Haste, Trample, Indestructible, Lifelink, Hexproof, Vigilance
{1}: Create a 2/1 black Rat Soldier token.
At the beginning of your upkeep, pay {3} and sacrifice a creature. If you do not, shuffle Peanut, Rat of Doom into your library.
This card cannot be exiled or countered.