Release from Stone is a Continuous 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, Release from Stone is Unlimited.
YGOPRODeck lists Release from Stone for these formats: Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Release from Stone appears in Gladiator's Assault (GLAS-EN068) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Release from Stone is about $0.31 on TCGPlayer (prices change frequently).
