Fuhma Wave is a Normal 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, Fuhma Wave is Unlimited.
YGOPRODeck lists Fuhma Wave for these formats: Duel Links, Common Charity, TCG, OCG, Master Duel.
A listed print of Fuhma Wave appears in Rising Rampage (RIRA-EN084) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Fuhma Wave is about $0.03 on Cardmarket (prices change frequently).