You may cast Tegwyll's Scouring as though it had
flash (You may cast this spell any time you could cast an instant.) by tapping three untapped creatures you control with
flying (This creature can't be blocked except by creatures with flying or reach.) in addition to paying its other costs.
Destroy all creatures. Create three 1/1 black Faerie Rogue creature tokens with
flying (This creature can't be blocked except by creatures with flying or reach.).