During either player's Damage Step, when a "Blackwing" monster you control is attacking or being attacked: You can send this card from your hand to the Graveyard; that monster gains 1400 ATK until the End Phase.
Near Mint Unlimited - $21.30
Lightly Played Unlimited - $20.20
Moderately Played Unlimited - $18.10
Heavily Played Unlimited - $16.00
Damaged Unlimited - $14.90
![Blackwing - Kalut the Moon Shadow [AP04-EN005] Super Rare | Cracking-Singles](http://www.cracking-tcgsingles.com.au/cdn/shop/products/88e19bc5-c32d-54a7-9c6d-ee738d2c5631_428f4294-5175-4c37-8623-23a1beda1bd3.png?v=1647910609)
