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 - $117.90
Lightly Played Unlimited - $106.10
Moderately Played Unlimited - $94.30
Heavily Played Unlimited - $59.00
Damaged Unlimited - $47.20