Blackwing - Kalut the Moon Shadow (Red) [DL11-EN013] Rare Human Druid and reduce its ATK to

and reduce its ATK to 0 until the End Phase

Set: Premium Gold: Infinite Gold Card type: Xyz/Effect Monster Rarity: Gold Secret Rare Attack: 2600 Defense: 2100 2 Level 4 WATER monsters When any player's monster declares an attack: You can detach 1 Xyz Material from this card

where X is the damage dealt by Sonic Boom

or become tapped

Blackwing - Kalut the Moon Shadow (Red) [DL11-EN013] Rare Human Druid and reduce its ATK toSet: Duelist League Promo Card type: Effect Monster Rarity: Rare Attack: 1400 Defense: 1000 When a "Blackwing" monster you control attacks or is attacked, you can send this card from your hand to the Graveyard during the Damage Step to have that monsters gain 1400 ATK until the End Phase.