Vengeful Bog Spirit 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, Vengeful Bog Spirit is Unlimited.
YGOPRODeck lists Vengeful Bog Spirit for these formats: GOAT, OCG GOAT, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Vengeful Bog Spirit appears in Dark Beginning 2 (DB2-EN033) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Vengeful Bog Spirit is about $0.05 on Cardmarket (prices change frequently).
