Melffy Playhouse

Normal Trap

Detach any number of materials from Beast Xyz Monsters you control, then target up to that many cards your opponent controls; return them to the hand, also all Beast Xyz Monsters you control gain 500 ATK for each material detached to activate this card, until the end of this turn.

Rulings – Yugipedia

Printings:

Rise of the Duelist: ROTD-EN073 (Common) - 2020-08-06
2021 Tin of Ancient Battles: MP21-EN150 (Common) - 2021-09-30

Prices:

Cardmarket: 0.11 €
TCGplayer: $ 0.20