Goblin Airbrusher is a uncommon Creature — Goblin Employee card from Unfinity (UNF), collector number 108. Current market price: $0.14 (foil $0.12), TCGplayer market prices via Scryfall.
Whenever you place a sticker, create a Treasure token. If it's an art sticker, instead create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")