bestow 5b (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.)
discard a creature card: erebos's emissary gets +2/+2 until end of turn. if erebos's emissary is an aura, enchanted creature gets +2/+2 until end of turn instead.
enchanted creature gets +3/+3.
