Medallion of the Ice Barrier is a Normal 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, Medallion of the Ice Barrier is Unlimited.
YGOPRODeck lists Medallion of the Ice Barrier for these formats: Common Charity, TCG, OCG, Master Duel.
Medallion of the Ice Barrier belongs to the Ice Barrier archetype—use that tag when searching for engine pieces and tech options.
A listed print of Medallion of the Ice Barrier appears in Battles of Legend: Terminal Revenge (BLTR-EN097) at Ultra Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Medallion of the Ice Barrier is about $0.08 on Cardmarket (prices change frequently).
