Level Limit - Area A 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, Level Limit - Area A is Unlimited.
YGOPRODeck lists Level Limit - Area A for these formats: Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Level Limit - Area A appears in Astral Pack Seven (AP07-EN013) at Super Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Level Limit - Area A is about $0.07 on TCGPlayer (prices change frequently).
