CXyz Comics Hero Legend Arthur [NUMH-EN042] Secret Rare

3 Level 5 monsters Once per turn, this card cannot be destroyed by battle. If this card has "Comics Hero King Arthur" as an Xyz Material, it gains this effect. •When this card destroys a monster by battle and sends it to the Graveyard: You can detach 1 Xyz Material from this card; banish the destroyed monster, and if you do, inflict damage to your opponent equal to its original ATK.