STAFF TEAM

Lex DeVille – Owner/Lead Instructor

Lex is a U.S. Army Veteran who earned his BA and MA in Psychology. He is currently a PhD student conducting dissertation research in Combat Sports Psychology. Lex is an active competitor and has participated in over 30 Jiu Jitsu tournaments in the last two years across Missouri, Kansas, Illinois, Oklahoma, Arkansas, Texas, and Utah, earning numerous gold medals in both Gi and NoGi divisions. Lex has coached all belt colors in competition, and has coached numerous people through their first gold medal wins. He has served as an Assistant Coach for kids classes at Springfield Fight Club since May of 2025. He is extremely passionate about helping kids and adults achieve their goals with Jiu Jitsu whether they aspire to compete or they just want to have fun.

Lacy DeVille – Administrative Assistant

Lacy is a U.S. Air Force Veteran who earned an A.A. in Financial Management and a B.A. in Accounting. She’s currently pursuing an M.A. in Exercise Science. Lacy is an active jiu jitsu competitor and often serves on the Staff Team for jiu jitsu tournament organizations like FUJI, Newbreed BJJ and the Chewjitsu Open. Lacy handles CJAJJ backend management and assists with demonstrating techniques. In 2026, Lacy earned her first competition wins.

Lilith DeVille – Assistant Coach

Lilith is all smiles and makes friends wherever she goes. She loves to dance, talk, and roll. Lilith has competed in 12 interstate tournaments over the last two years, winning against boys and girls, and earning multiple gold medals. Lilith is always ready to help her partners and teammates. She demonstrates techniques for kids classes, and even sits in the coach’s seat for most of Lex’s competition matches. Lilith’s favorite submission is the Guillotine Choke. She’s also fond of the Kimura and the North-South Choke.