Detention Vortex is a uncommon Enchantment — Aura card from Strixhaven: School of Mages (STX), collector number 13. Current market price: $0.16 (foil $0.11), TCGplayer market prices via Scryfall.
Enchant nonland permanent Enchanted permanent can't attack or block, and its activated abilities can't be activated. {3}: Destroy this Aura. Only your opponents may activate this ability and only as a sorcery.