When your opponent activates a monster effect: Detach 1 Xyz Material from a monster you control; negate the activation, and if you do, destroy that monster.
Set Information including prices and price hyperlinkes are taken from TCGplayer.
Cardmarket Yu-Gi-Oh! Sets
Set Information including prices and price hyperlinkes are taken from Cardmarket.
We use the Cardmarket "Trend Price", as such this doesn't differentiate between card editions. It simply gives a sale trending price across all card versions.