"A" Cell Breeding Device is a Continuous 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, "A" Cell Breeding Device is Unlimited.
YGOPRODeck lists "A" Cell Breeding Device for these formats: Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
"A" Cell Breeding Device belongs to the Alien archetype—use that tag when searching for engine pieces and tech options.
A listed print of "A" Cell Breeding Device appears in Force of the Breaker (FOTB-EN043) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for "A" Cell Breeding Device is about $0.05 on Cardmarket (prices change frequently).
