Gyarados (XY109) [XY: Black Star Promos] Amazing Defenders then you can Special Summon

then you can Special Summon 1 Xyz Monster from your Graveyard

Set: Sun & Moon: Lost Thunder Type: Colorless Rarity: Common Retreat cost: Colorless

When this card is Fusion Summoned

Lucent Arbiter Card Number: 7 Flavor Text: "By the moon's call

Set Name: Ultra Deck: The Three Brothers Card Number: ST13-003 Release Date: 2024-04-19 Rarity: Leader Card Type: Leader Power: 5000 Your face-up Life cards are placed at the bottom of your deck instead of being added to your hand

Gyarados (XY109) [XY: Black Star Promos] Amazing Defenders then you can Special SummonSet: XY: Black Star Promos Type: Water Rarity: Promo Retreat cost: Colorless,Colorless,Colorless