Photon Booster is a Normal 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, Photon Booster is Unlimited.
YGOPRODeck lists Photon Booster for these formats: Duel Links, TCG, OCG, Master Duel.
Photon Booster belongs to the Photon archetype—use that tag when searching for engine pieces and tech options.
A listed print of Photon Booster appears in Duelist League 18 participation cards (DL18-EN013) at Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Photon Booster is about $0.14 on TCGPlayer (prices change frequently).
