Axe of Despair is a Equip 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, Axe of Despair is Unlimited.
YGOPRODeck lists Axe of Despair for these formats: GOAT, OCG GOAT, Duel Links, Common Charity, Edison, Speed Duel, TCG, OCG, Master Duel.
Axe of Despair belongs to the Archfiend archetype—use that tag when searching for engine pieces and tech options.
A listed print of Axe of Despair appears in 2-Player Starter Deck: Yuya & Declan (YS15-END14) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Axe of Despair is about $0.02 on Cardmarket (prices change frequently).
