Spellbook of Fate (UTR) [ABYR-EN059] Ultimate Rare 105a if you have no cards

if you have no cards in your Spell & Trap Card Zone: You can detach 1 Xyz Material from this card

You can only use 1 "Castel

then target 1 card you control

Set: Sun & Moon: Celestial Storm Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

If a Fusion Monster is Fusion Summoned: You can discard 1 card

Spellbook of Fate (UTR) [ABYR-EN059] Ultimate Rare 105a if you have no cardsSet: Abyss Rising Card type: Spell Card Rarity: Ultimate Rare If you control a Spellcaster Type monster: You can banish up to 3 "Spellbook" Spell Cards from your Graveyard; apply this effect, depending on the number of Spell Cards banished for this card's activation. You can only activate 1 "Spellbook of Fate" per turn. 1: Return 1 Set Spell Trap Card on the field to the hand. 2: Change 1 monster on the field to face down Defense Position or face up