Dark Requiem Xyz Dragon

Level 5 DARK/Dragon Xyz Effect
3000 ATK / 2500 DEF

3 Level 5 monsters
If this card has "Dark Rebellion Xyz Dragon" as material, it gains these effects.
● Once per turn: You can detach 1 material from this card, then target 1 face-up monster your opponent controls; change its ATK to 0, and if you do, this card gains ATK equal to that monster's original ATK.
● When your opponent activates a monster effect (Quick Effect): You can detach 1 material from this card; negate the activation, and if you do, destroy that card, then you can Special Summon 1 Xyz Monster from your GY.

Rulings – Yugipedia

Printings:

Invasion: Vengeance: INOV-EN049 (Secret Rare) - 2016-11-03
Legendary Hero Decks: LEHD-ENC34 (Common) - 2018-10-04
OTS Tournament Pack 15: OP15-EN002 (Ultimate Rare) - 2021-02-17
OTS Tournament Pack 15 (POR): OP15-PT002 (Ultimate Rare) - 2021-02-18
Ghosts From the Past: GFTP-EN099 (Ultra Rare) - 2021-04-15

Prices:

Cardmarket: 0.23 €
TCGplayer: $ 0.24