Fall from Favor is a common Enchantment — Aura card from Commander Masters (CMM), collector number 93. Current market price: $0.17 (foil $0.31), TCGplayer market prices via Scryfall.
Enchant creature When this Aura enters, tap enchanted creature and you become the monarch. Enchanted creature doesn't untap during its controller's untap step unless that player is the monarch.