Golden Gearbox is a Quick-Play 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, Golden Gearbox is Unlimited.
YGOPRODeck lists Golden Gearbox for these formats: Duel Links, Common Charity, Speed Duel, TCG, OCG, Master Duel.
Golden Gearbox belongs to the Karakuri archetype—use that tag when searching for engine pieces and tech options.
A listed print of Golden Gearbox appears in Starstrike Blast (STBL-EN047) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Golden Gearbox is about $0.04 on Cardmarket (prices change frequently).
