RyuKai is a Super Smash Bros. Ultimate Fox player from France. His breakout tournament was at Smash Contest: DoKomi 2020 where he defeated top European players Lucky and BeJay ! while double eliminating Space, ultimately placing 2nd. Outside of these wins, he has defeated some of France's best including Flow, Leon, Otakuni, and Ogey.
He is Link91's brother, and they frequently team with each other in doubles.