Hero Barrier 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, Hero Barrier is Unlimited.
YGOPRODeck lists Hero Barrier for these formats: Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
Hero Barrier belongs to the Elemental HERO archetype—use that tag when searching for engine pieces and tech options.
A listed print of Hero Barrier appears in Dark Revelation Volume 4 (DR04-EN109) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Hero Barrier is about $0.12 on Cardmarket (prices change frequently).
