Double Cipher

Normal Trap

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.

Rulings – Yugipedia

Printings:

Invasion: Vengeance: INOV-EN068 (Common) - 2016-11-03
Duelist Pack: Dimensional Guardians: DPDG-EN043 (Common) - 2017-05-25
2017 Mega-Tin Mega Pack: MP17-EN158 (Common) - 2017-08-24

Prices:

Cardmarket: 0.04 €
TCGplayer: $ 0.11