Jiu Jitsu, BJJ, or Brazillian Jiu Jitsu is greatly tied to the Gracie Family. Royce Gracie, winner of the first Pay-Per-View practiced Jiu Jitsu and used it to finish fights. Jiu Jitsu involves using chokes, joint manipulations and various other methods to cause the opponent to tap, most people call it a "Submission".