Marshmallon Glasses is a Continuous Spell Card.
Spell Cards are usually activated from the hand on your turn unless their type gives another timing window.
On the current TCG and OCG Forbidden & Limited lists tracked here, Marshmallon Glasses is Unlimited.
YGOPRODeck lists Marshmallon Glasses for these formats: OCG GOAT, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Marshmallon Glasses appears in Premium Pack (TCG) (PP01-EN004) at Secret Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Marshmallon Glasses is about $0.08 on Cardmarket (prices change frequently).
