Spellbook of Miracles [MP14-EN057] Common

Target 1 Spellcaster-Type Xyz Monster in your Graveyad and up to 2 of your banished "Spellbook" Spell Cards; Special Summon that monster, and if you do, attach the targeted "Spellbook" Spell Card(s) to it as Xyz Material. You can only activate 1 "Spellbook of Miracles" per turn.