Beelze of the Diabolic Dragons

Level 8 DARK/Dragon Synchro Effect
3000 ATK / 3000 DEF

1 DARK Tuner + 1+ non-Tuner monsters
Cannot be destroyed by battle or card effects. If you take damage from an attack involving this card, or from an opponent's card effect: This card gains ATK equal to the damage you took.

Rulings – Yugipedia

Printings:

Premium Gold: PGLD-EN016 (Gold Secret Rare) - 2014-03-28
Legendary Collection Kaiba Mega Pack: LCKC-EN071 (Secret Rare) - 2018-03-08
Legendary Hero Decks: LEHD-ENB36 (Common) - 2018-10-04
2025 Mega-Pack Tin: MP25-EN023 (Starlight Rare) - 2025-09-04

Prices:

Cardmarket: 0.20 €
TCGplayer: $ 0.46