Cipher Bit 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, Cipher Bit is Unlimited.
YGOPRODeck lists Cipher Bit for these formats: Duel Links, Common Charity, Speed Duel, TCG, OCG, Master Duel.
Cipher Bit belongs to the Cipher archetype—use that tag when searching for engine pieces and tech options.
A listed print of Cipher Bit appears in 2017 Mega-Tin Mega Pack (MP17-EN159) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Cipher Bit is about $0.08 on Cardmarket (prices change frequently).
