Tegwyll's Scouring is a rare Sorcery card from Wilds of Eldraine Commander (WOC), collector number 16. Current market price: $0.98, TCGplayer market prices via Scryfall.
You may cast this spell as though it had flash by tapping three untapped creatures you control with flying in addition to paying its other costs. Destroy all creatures. Create three 1/1 black Faerie Rogue creature tokens with flying.