Celestial Regulator is a common Creature — Angel Advisor card from Streets of New Capenna (SNC), collector number 174. Current market price: $0.12 (foil $0.24), TCGplayer market prices via Scryfall.
Flying When this creature enters, choose target creature you don't control and tap it. If you control a creature with a counter on it, the chosen creature doesn't untap during its controller's next untap step.