Metamorformation is a Field 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, Metamorformation is Unlimited.
YGOPRODeck lists Metamorformation for these formats: Speed Duel, TCG, OCG, Master Duel.
Metamorformation belongs to the Metalfoes archetype—use that tag when searching for engine pieces and tech options.
A listed print of Metamorformation appears in 2017 Mega-Tin Mega Pack (MP17-EN103) at Super Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Metamorformation is about $0.06 on Cardmarket (prices change frequently).
