[1] While studying at the University of Arizona, she became a discus thrower, winning the 1988 Tucson Elite Classic[2] and becoming an alternate for the 1988 and 1992 Olympic teams.
[3] In 1991, she attempted judo competition, initially with less success, winning one match out of four at the 1991 Olympic Festival,[4] but eventually becoming a national champion.
Her first entry into the world of mixed martial arts was as a strength and conditioning trainer to fellow Arizona resident Don Frye, present as part of his corner during Ultimate Fighting Championship 8, 9 and 10.
In 1999, she helped set up The Danger Zone, a mixed martial arts promotion, with UFC Hall of Famer Dan Severn, who she had assisted in his preparation for UFC V.[4] Severn would also train Levi for contests such as the Toughwoman World Championships, and said of her in a 1999 interview "She hits harder than most men.
Her last fight was a loss by flying armbar against Marloes Coenen at ReMix World Cup 2000, on 5 December 2000.