Spring of Rebirth is a Continuous 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, Spring of Rebirth is Unlimited.
YGOPRODeck lists Spring of Rebirth for these formats: GOAT, OCG GOAT, Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Spring of Rebirth appears in Dark Beginning 2 (DB2-EN185) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Spring of Rebirth is about $0.06 on TCGPlayer (prices change frequently).
