Ryu-Kishin is a Fiend Normal Monster with Attribute DARK, Level 3, ATK 1000, DEF 500.
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, Ryu-Kishin is Unlimited.
YGOPRODeck lists Ryu-Kishin for these formats: GOAT, OCG GOAT, Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Ryu-Kishin appears in 25th Anniversary Ultimate Kaiba Set (KC01-EN020) at Ultra Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Ryu-Kishin is about $0.10 on Cardmarket (prices change frequently).
