Hysteric Party is a Continuous 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, Hysteric Party is Unlimited.
YGOPRODeck lists Hysteric Party for these formats: Duel Links, Common Charity, Edison, Speed Duel, TCG, OCG, Master Duel.
Hysteric Party belongs to the Harpie archetype—use that tag when searching for engine pieces and tech options.
A listed print of Hysteric Party appears in Astral Pack Two (AP02-EN024) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Hysteric Party is about $0.17 on TCGPlayer (prices change frequently).
