Number 39: Utopia Roots

2 Level 1 monsters When any player's monster declares an attack: You can detach 1 Xyz Material from this card; negate the attack, and if you negated an Xyz Monster's attack, this card gains ATK equal to that monster's Rank x 500.

From Yu-Gi-Oh! Trading Card Game.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6nr6e14is8sb1i6geodjlp.