Rayson attended West Mesquite High School and played AAU ball for the Dallas Trojans.
Despite his scoring prowess, his relatively short stature led him to being underrecruited by college teams so he signed with coach Keno Davis and Central Michigan.
[1] As a freshman, Rayson averaged 10.7 points per game as a part-time starter and had a 30-point outing in a triple overtime victory over Ball State.
[3] On September 1, 2017, Rayson signed with the Windsor Express of the National Basketball League of Canada.
[3] After coming off the bench in his rookie season, Rayson was added to the roster of the expansion team Sudbury Five and immediately made an impact.