When a "Blackwing" monster is Normal Summoned to your side of the Field, you can add 1 "Blackwing" monster from your Deck to your hand that has less ATK than that monster.
Near Mint Unlimited - $87.50
Lightly Played Unlimited - $78.75
Moderately Played Unlimited - $70.00
Heavily Played Unlimited - $57.00
Damaged Unlimited - $48.25