Dockside Extortionist is a rare Creature — Goblin Pirate card from Commander 2019 (C19), collector number 24. Current market price: $7.42, TCGplayer market prices via Scryfall.
When this creature enters, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this token: Add one mana of any color.")