Pestilicus, Swamp Tyrant

Flying

Whenever Pestilicus enters or attacks, tap target creature
you don't control and create a black Aura enchantment token named Leech Larvae attached to that creature. It has "Enchanted creature doesn't untap during the untap step. During it's controllers upkeep, put a Blood counter on this Aura. Enchanted creature gets -1/-1 for each Blood counter on this Aura. When this enchantment goes to the graveyard, create a X/X black Leech token with trample, where X is the number of Blood counters that w