Endo-Biocenosis Iron Virgin

Trample, Annihilator 1
{1}{g/u}, {t}, Sacrifice a creature: Search your library
for a creature card with converted mana cost
equal to 1 plus the sacrificed creature's converted
mana cost, put that card onto the battlefield,
then shuffle your library. Activate this ability
only any time you could cast a sorcery.
Crew 3