Target 1 Spellcaster monster you control; this turn, it gains 1000 ATK. And if it does, each time it destroys an opponent's monster by battle this turn: You can add 1 "Spellbook" Spell from your Deck to your hand. you can only activate 1 "Spellbook of Power" per turn.
![Spellbook of Power [SR08-EN028] Common](http://boardwipe.com/cdn/shop/products/188678_400w.jpg?v=1607902370&width=1445)
![Spellbook of Power [SR08-EN028] Common](http://boardwipe.com/cdn/shop/products/188678_200w.jpg?v=1607902370&width=1445)