Zefra War 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, Zefra War is Unlimited.
YGOPRODeck lists Zefra War for these formats: Common Charity, TCG, OCG, Master Duel.
Zefra War belongs to the Zefra archetype—use that tag when searching for engine pieces and tech options.
A listed print of Zefra War appears in Maximum Crisis (MACR-EN077) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Zefra War is about $0.11 on Cardmarket (prices change frequently).
