Extox Hydra

Level 4 WATER/Reptile Fusion Monster
2000 ATK / 2000 DEF

2+ monsters you control, Special Summoned from the Extra Deck
Monsters your opponent controls with the same card type (Fusion, Synchro, Xyz, Pendulum, or Link) as any material used for this card's Fusion Summon lose ATK equal to their own original ATK. When this card inflicts 1000 or more battle damage to your opponent: You can draw 1 card for every 1000 damage you inflicted.

Rulings – Yugipedia

Printings:

Battles of Legend: Monstrous Revenge: BLMR-EN007 (Quarter Century Secret Rare) - 2023-06-22
Battles of Legend: Monstrous Revenge: BLMR-EN007 (Secret Rare) - 2023-06-22

Prices:

Cardmarket: 0.82 €
TCGplayer: $ 0.39