Radiant Vouirescence

Level 4 LIGHT/Dragon Effect
1600 ATK / 800 DEF

When this card is Normal Summoned while your opponent controls a monster: You can discard 1 card; send any number of "Radiant Vouirescence" from your Deck to the GY. Once per turn, if this card is in your GY: You can make this card in the GY become DARK until the end of this turn.

Rulings – Yugipedia

Printings:

Blazing Vortex: BLVO-EN031 (Common) - 2021-02-04
2022 Tin of the Pharaoh's Gods: MP22-EN018 (Super Rare) - 2022-09-14

Prices:

Cardmarket: 0.07 €
TCGplayer: $ 0.03