Adrian began training in martial mixed arts when he was five and trained at Shotokan Karate. A year later, he won his first tournament at age six and also received a purple belt. Adrian Czmielewski continued interest in fighting MMA, and lead him to Ronin Athletics. At Ronin Athletics, he began training both Mixed Martial Arts and Brazilian. Jiu-jitsu under Coach Christian Montes in 2006. Since then he has competed in numerous submission grappling tournaments and has won two fights.
