Ebon Illusion Magician (JUMP-EN070) - Shonen Jump Magazine Promos Limited

2 Level 7 monsters
You can also Xyz Summon this card by using a Rank 6 Spellcaster-Type Xyz Monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) Once per turn: You can detach 1 Xyz Material from this card; Special Summon 1 Spellcaster-Type Normal Monster from your hand or Deck. When a Spellcaster-Type Normal Monster declares an attack: You can target 1 card your opponent controls; banish it. You can only use this effect of "Ebon Illusion Magician" once per turn.