Hydreigon (SWSH037) (Staff Prerelease Promo) [Sword & Shield: Black Star Promos] Galactic Overlord you can shuffle 1 card

you can shuffle 1 card from your hand into the Deck

You can Special Summon this card from your hand when you take Battle Damage

Set: Odyssey Type: Instant Rarity: Rare Cost: {1}{B} Exile the top card of your library

Set: EX: Deoxys Type: Darkness Rarity: Rare Retreat cost: Colorless

Set: OTS Tournament Pack 6 Card type: Continuous Spell Rarity: Ultimate Rare When this card is activated: Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck

Hydreigon (SWSH037) (Staff Prerelease Promo) [Sword & Shield: Black Star Promos] Galactic Overlord you can shuffle 1 cardSet: Sword & Shield: Black Star Promos Type: Darkness Rarity: Promo Retreat cost: Colorless,Colorless,Colorless