In 1973, he wrestled for NWA member Central States Wrestling, where he won his first major championship when he and Jim Brunzell won the Central States version of the NWA World Tag Team Championship by defeating Roger Kirby and Lord Alfred Hayes on October 25 in Kansas City, Kansas.

On August 8 in Kansas City, Missouri, George along with Art Crews and Rufus R. Jones defeated Edgar Thomas, Ricky Starr and Roger Kirby in a six-man elimination tag team match.

In 1988, George returned to the Central States area, which had withdrawn from the NWA and transformed itself into the World Wrestling Alliance.

On January 23 that year, he defeated Dick Slater in a tournament final in Kansas City to determine the first WWA World Heavyweight Champion.

After retirement in 1991, Mike George went to work at The Woodlands, a horse and dog racing track based in Kansas City, KS, doing security.