Chaos King Archfiend is a Fiend Synchro Monster with Attribute DARK, Level 7, ATK 2600, DEF 2600.
Synchro Summons need Tuners plus non-Tuners whose Levels equal the Synchro Monster’s Level.
On the current TCG and OCG Forbidden & Limited lists tracked here, Chaos King Archfiend is Unlimited.
YGOPRODeck lists Chaos King Archfiend for these formats: Duel Links, TCG, OCG, Master Duel.
Chaos King Archfiend belongs to the Archfiend archetype—use that tag when searching for engine pieces and tech options.
A listed print of Chaos King Archfiend appears in Legendary Collection 5D's Mega Pack (LC5D-EN072) at Super Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Chaos King Archfiend is about $1.23 on TCGPlayer (prices change frequently).
