Wikipedia:

“Andrei “The Pitbull” Arlovski (Belarusian: Андрэй Арлоўскі, born February 4, 1979 in Minsk, Belarus) is a Belarusian mixed martial arts fighter and a former Ultimate Fighting Championship heavyweight champion.

A veteran of the UFC, he holds notable wins over such fighters as former UFC heavyweight champion Tim Sylvia, current IFL light heavyweight champion Vladimir Matyushenko, former Cage Rage heavyweight champion and current Cage Rage British light heavyweight champion Ian Freeman, and three-time world Brazilian jiu-jitsu champion Fabricio Werdum.

Many major MMA publications consider Arlovski to be one of the top ten ranked heavyweight fighters in the world.”

Check out this video that shows “The Pit Bull” training. You’ve got to train like the best to be the best.