Skullport Merchant is a uncommon Creature — Dwarf Citizen card from The List (PLST), collector number AFR-120. Current market price: $0.14, TCGplayer market prices via Scryfall.
When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") {1}{B}, Sacrifice another creature or a Treasure: Draw a card.