The Supremacy Sun is a Fiend Effect Monster with Attribute DARK, Level 10, ATK 3000, DEF 3000.
Monster cards contest the field through Summons, battles, and effects—check Level/Rank/Link and Attribute for Extra Deck or searchers.
On the current TCG and OCG Forbidden & Limited lists tracked here, The Supremacy Sun is Unlimited.
YGOPRODeck lists The Supremacy Sun for these formats: Duel Links, TCG, OCG, Master Duel.
A listed print of The Supremacy Sun appears in Duelist League 16 participation cards (DL16-EN010) at Rare rarity.
Among markets shown on this page, the lowest listed snapshot for The Supremacy Sun is about $0.68 on TCGPlayer (prices change frequently).
