Wave-Motion Inferno 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, Wave-Motion Inferno is Unlimited.
YGOPRODeck lists Wave-Motion Inferno for these formats: Duel Links, TCG, OCG, Master Duel.
Wave-Motion Inferno belongs to the Infernity archetype—use that tag when searching for engine pieces and tech options.
A listed print of Wave-Motion Inferno appears in The Shining Darkness (TSHD-EN088) at Secret Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Wave-Motion Inferno is about $3.66 on TCGPlayer (prices change frequently).
