Hella, Hunter of Glory

Flying
At the beginning of your upkeep, if Hella,
Hunter of Glory is in your graveyard or on the
battlefield, you may pay {r}. If you do, sacrifice
an Equipment, then reveal cards from the top of
your library until you reveal an Equipment card.
Put that card onto the battlefield attached to a creature you control and put all other cards
revealed this way into your graveyard.