Crobat (2/113) (Delta Species) [EX: Delta Species] XY52 your opponent cannot target it

your opponent cannot target it with card effects until the end of their turn (even if this card leaves the field)

if you have a Spellcaster-Type monster on your side of the field or in your Graveyard: You can return 1 "Spellbook" Spell Card from your Graveyard to the bottom of your Deck

this card cannot be destroyed by battle

Set: Dark Revelation Volume 4 Card type: Effect Monster Rarity: Ultra Rare Attack: 300 Defense: 200 This card cannot be Normal Summoned or Set

Crobat (2/113) (Delta Species) [EX: Delta Species] XY52 your opponent cannot target itSet: EX: Delta Species Type: Grass,Metal Rarity: Holo Rare Retreat cost: 0