After three seasons in Greenwood, he returned to Mississippi State as line coach. After spending one season as an assistant with the Saint Louis Cardinals, he returned to the Lions, this time as head coach. He returned to coaching on an interim basis in 1980 after the resignation of Green Bay Packers defensive line coach Fred von Appen.
A graduate of Mississippi State University, Champion spent two seasons as a linebacker and offensive and defensive tackle for the New York Yanks of the National Football League (NFL). After his playing career, Champion became head football coach Greenwood High School in Greenwood, Mississippi. From 1962 to 1965, Champion was a defensive coach with the British Columbia Lions. Champion was fired during the 1969 season after a 1–9 start. Following his dismissal, Champion served as an assistant with the New Orleans Saints, Saint Louis Cardinals, New York Jets, and Atlanta Falcons before his retirement after the 1979 season. Champion spent the rest of the season with the Packers, but was not brought back for the 1981 season.
