The Seriema is a rare Legendary Artifact — Spacecraft card from Edge of Eternities Promos (PEOE), collector number 35p. Current market price: $1.07 (foil $1.07), TCGplayer market prices via Scryfall.
When The Seriema enters, search your library for a legendary creature card, reveal it, put it into your hand, then shuffle. Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 7+.) 7+ | Flying Other tapped legendary creatures you control have indestructible.