Hoarding Broodlord is a rare Creature — Dragon card from March of the Machine Promos (PMOM), collector number 110p. Current market price: $5.67 (foil $5.62), TCGplayer market prices via Scryfall.
Convoke Flying When this creature enters, search your library for a card, exile it face down, then shuffle. For as long as that card remains exiled, you may play it. Spells you cast from exile have convoke.