Cipher Bit

Normal Trap

Target 1 "Galaxy-Eyes" or "Cipher" Xyz Monster you control; attach this card to it as an Xyz Material, and if you do, the next time it would be destroyed by battle or card effect this turn, it is not destroyed.

Rulings – Yugipedia

Printings:

Invasion: Vengeance: INOV-EN069 (Common) - 2016-11-03
Duelist Pack: Dimensional Guardians: DPDG-EN044 (Common) - 2017-05-25
2017 Mega-Tin Mega Pack: MP17-EN159 (Common) - 2017-08-24

Prices:

Cardmarket: 0.04 €
TCGplayer: $ 0.12