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 - $33.50
Lightly Played Unlimited - $30.20
Moderately Played Unlimited - $26.80
Heavily Played Unlimited - $20.10
Damaged Unlimited - $16.80
![Blackwing - Kalut the Moon Shadow [AP04-EN005] Super Rare | Black Swamp Games](http://blackswampgames.com/cdn/shop/products/88e19bc5-c32d-54a7-9c6d-ee738d2c5631.png?v=1643072402)
