Magmatic Galleon is a rare Artifact — Vehicle card from The Lost Caverns of Ixalan Promos (PLCI), collector number 157p. Current market price: $0.40 (foil $0.25), TCGplayer market prices via Scryfall.
When this Vehicle enters, it deals 5 damage to target creature an opponent controls. Whenever one or more creatures your opponents control are dealt excess noncombat damage, create a Treasure token. Crew 2