Carnivorous Blanket

Bestow (3)(R) At your upkeep destroy enchanted creature. At your upkeep put a growth counter on Carnivorous Blanket. When Carnivorous Blanket destroys a creature in combat put a growth counter on Carnivorous Blanket.
When there are five growth counters on Carnivorous Blanket remove all counters from Carnivorous Blanket and put a token on the battlefield that is a copy of this creature.