Xyz Override is a Field Spell Card.
Spell Cards are usually activated from the hand on your turn unless their type gives another timing window.
On the current TCG and OCG Forbidden & Limited lists tracked here, Xyz Override is Unlimited.
YGOPRODeck lists Xyz Override for these formats: Duel Links, Common Charity, TCG, OCG, Master Duel.
A listed print of Xyz Override appears in Legacy of the Valiant (LVAL-EN068) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Xyz Override is about $0.04 on Cardmarket (prices change frequently).
