Zephyrom, Aerial Lord

Flying, vigilance, hexproof
As long as you control less than four permanents
with flying, Zephyrom is not a creature.
Whenever a creature you control with flying
attacks, create a forerruner role attached to that creature. (It has Enchanted creature gets +1/+1. At
the beginning of your upkeep, sacrifice this
enchantment and draw a card)