You can only use the 2nd effect of this card’s name once per turn.
(1) This card is unaffected by the effects of monsters, except Xyz monsters you, and cannot be destroyed by battle, except by Xyz monsters.
(2) Target 1 Xyz monster in your GY and 1 card your opponent controls; Special Summon the first target and place the second target under that monster as material, but halve any damage inflicted to your opponent for the remainder of this turn.