In 1993, Rorion created the Ultimate Fighting Championship to showcase the supremacy of the family’s self-defense system in a realistic “no holds barred” confrontation against all comers. Their father is Rorion Gracie, one of the world’s foremost experts in self-defense. Ryron and Rener Gracie are the eldest grandsons of Grand Master Helio Gracie, the creator of Gracie Jiu-Jitsu.