If your opponent controls a monster with the highest ATK on the field (even if tied): Target 1 "Galaxy-Eyes" or "Cipher" Xyz Monster you control that has Xyz Material; detach all Xyz Materials from that Xyz Monster, and if you do, Special Summon 1 monster from your Extra Deck with the same name as that Xyz Monster.
![Double Cipher [INOV-EN068] Common | Shuffle n Cut Hobbies & Games](http://www.shuffleandcutgames.co.nz/cdn/shop/products/124773_200w.jpg?v=1615990821)
