Inferno Tempest 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, Inferno Tempest is Unlimited.
YGOPRODeck lists Inferno Tempest for these formats: GOAT, OCG GOAT, Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Inferno Tempest appears in Exclusive Pack (EP1-EN007) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Inferno Tempest is about $0.48 on TCGPlayer (prices change frequently).
