Fusion Gate 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, Fusion Gate is Unlimited.
YGOPRODeck lists Fusion Gate for these formats: GOAT, Speed Duel, OCG GOAT, Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Fusion Gate appears in Dark Beginning 2 (DB2-EN030) at Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Fusion Gate is about $0.10 on Cardmarket (prices change frequently).
