You can only activate 1 card with this card’s name per turn.
(1) When your opponent activates a Spell/Trap Card, or monster effect, that targets a card(s) you control and you control a “Vanquish Soul” monster: Negate the activation, and if you do, destroy that card, then you can inflict damage to your opponent equal to the ATK of 1 “Vanquish Soul” monster you control.