YuGiOh Lord of the Tachyon Galaxy Ultimate Rare Number C105: Battlin' Boxer Comet Cestus LTGY-EN052

Fire. Warrior/Xyz/Effect. 2800/2000. 4 Level 5 monstersWhen this card destroys an opponent's monster by battle and sends it to the Graveyard: Inflict damage to your opponent equal to half the destroyed monster's original ATK. If this card has Number 105: Battlin' Boxer Star Cestus as an Xyz Material, it gains this effect.* Once per turn: You can detach 1 Xyz Material from this card, then target 1 monster your opponent controls; destroy it, and if you do, inflict damage to your opponent equal to the destroyed monster's ATK on the field.