Red Carpet 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, Red Carpet is Unlimited.
YGOPRODeck lists Red Carpet for these formats: Common Charity, TCG, OCG, Master Duel.
Red Carpet belongs to the Resonator archetype—use that tag when searching for engine pieces and tech options.
A listed print of Red Carpet appears in Extreme Victory (EXVC-EN063) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Red Carpet is about $0.10 on Cardmarket (prices change frequently).
