Decidueye (SWSH035) (Prerelease Promo) [Sword & Shield: Black Star Promos] 10a this card loses 500 ATK

this card loses 500 ATK and DEF

When this card inflicts battle damage to your opponent: You can target 1 monster your opponent controls

You can only use this effect of "Gullveig of the Nordic Ascendant" once per turn

Set: 2018 Mega-Tins Mega Pack Card type: Tuner/Effect Monster Rarity: Common Attack: 0 Defense: 0 Cannot be used as Synchro Material except for a Synchro Summon by its own effect

Set: Battle Pack 2: War of the Giants Card type: Effect Monster Rarity: Common Attack: 100 Defense: 100 During your Standby Phase

Decidueye (SWSH035) (Prerelease Promo) [Sword & Shield: Black Star Promos] 10a this card loses 500 ATKSet: Sword & Shield: Black Star Promos Type: Grass Rarity: Promo Retreat cost: Colorless,Colorless