The ultimate fighting championship (UFC) is an American professional mixed martial arts (MMA) organization based in Las Vegas, Nevada, which is owned and operated by Endeavor Group Holdings along with Silverbucket Media, Inc., a consortium led by William Morris Endeavor and CSI Sports. It is the largest MMA promotion in the world and features the top-ranked fighters of the sport. The UFC produces events worldwide that showcase bouts between highly skilled martial artists who use a variety of techniques, including boxing, jiu-jitsu, wrestling, and kickboxing. The UFC offers a variety of different divisions and weight classes, ranging from flyweight up to heavyweight.