Magic Tome of Starswirl

Name: Magic Tome of Starswirl

Card Type: Spell

Property: Equip

Lore
You can equip this card onto one Level 7 or higher Spellcaster-Type monster you control. That equipped monster gains 100 ATK for every "Spellbook" card in your Graveyard. Once per turn, you can send one "Spellbook" card in your Deck to the Graveyard and activate its effect as if it's this card's effect.