Madolche Chateau

Field Spell

When this card is activated: Shuffle all "Madolche" monsters in your Graveyard into the Deck. All "Madolche" monsters on the field gain 500 ATK and DEF. If a monster(s) in your Graveyard would be returned to the Deck by the effect of a "Madolche" monster, you can add it to your hand instead.

Rulings – Yugipedia

Printings:

Return of the Duelist: REDU-EN061 (Common) - 2012-08-24
Maximum Gold: MAGO-EN069 (Rare) - 2020-11-12
Ghosts From the Past: GFTP-EN117 (Ultra Rare) - 2021-04-15

Prices:

Cardmarket: 0.08 €
TCGplayer: $ 0.19