Mystical Refpanel 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, Mystical Refpanel is Unlimited.
YGOPRODeck lists Mystical Refpanel for these formats: OCG GOAT, Duel Links, TCG, OCG, Master Duel.
A listed print of Mystical Refpanel appears in Duelist Revolution (DREV-EN090) at Secret Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Mystical Refpanel is about $1.98 on Amazon (prices change frequently).
