Umbreon (17/113) (Delta Species) [EX: Delta Species] Pendulum/Normal Monster Set: Dark Revelation Volume 3

Set: Dark Revelation Volume 3 Card type: Normal Spell Rarity: Common Attack: 0 Defense: 0 Destroy all face-up WATER monsters on your side of the field

you can discard 1 card to add 1 Iron Core of Koa'ki Meiru from your Deck to your hand

Set: Hidden Summoners Card type: Continuous Trap Rarity: Super Rare All "Nephthys" monsters you control gain 300 ATK

or field as Fusion Materials

If a Synchro Monster(s) in your possession is destroyed by battle or an opponent's card effect while this card is on the field: You can target 1 face-up monster on the field

Umbreon (17/113) (Delta Species) [EX: Delta Species] Pendulum/Normal Monster Set: Dark Revelation Volume 3Set: EX: Delta Species Type: Darkness,Metal Rarity: Holo Rare Retreat cost: Colorless