Time Machine is a Normal Trap Card.
Trap Cards are normally Set first and can be activated on a later turn, often in response to an action.
On the current TCG and OCG Forbidden & Limited lists tracked here, Time Machine is Unlimited.
YGOPRODeck lists Time Machine for these formats: OCG GOAT, Duel Links, Speed Duel, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Time Machine appears in Battle Pack 2: War of the Giants (BP02-EN200) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Time Machine is about $0.11 on Cardmarket (prices change frequently).
