Defiled Parasite
Bestow {2}{b}{b} (If you cast this card for its bestow cost,
it's an Aura spell with enchant creature. It becomes a creature
again if it's not attached to a creature.)
Whenever Parasitic Defiler or enchanted creature deals combat
damage to a creature or player, gain life equal to the number of
Corruption counters on enchanted creature.
Enchanted creature gets +2/+2.
Card Comments