Gift Card 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, Gift Card is Unlimited.
YGOPRODeck lists Gift Card for these formats: Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Gift Card appears in Tactical Evolution (TAEV-EN078) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Gift Card is about $1.00 on eBay (prices change frequently).
