If you control a "Blackwing" monster: Destroy all face down Spell and Trap Cards your opponent controls. If you cantrol exactly 3 "Blackwing" monsters, you can activate this card from your hand.
Near Mint Unlimited - $1.20
Lightly Played Unlimited - $1.10
Moderately Played Unlimited - $1.00
Heavily Played Unlimited - $0.90
Damaged Unlimited - $0.80