Emergency Apport 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, Emergency Apport is Unlimited.
YGOPRODeck lists Emergency Apport for these formats: Common Charity, TCG, Master Duel.
A listed print of Emergency Apport appears in Phantom Nightmare (PHNI-EN083) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Emergency Apport is about $0.04 on Cardmarket (prices change frequently).
