College baseball is baseball that is played on the intercollegiate level at institutions of higher education. In comparison to football and basketball, college competition in the United States plays a smaller role in developing professional players, as baseball's professional minor leagues are more extensive, with a greater history of supplying players to the MLB. Moving directly from high school to the professional level is more common in baseball than in football or basketball. However, if players do opt to enroll at a four-year college to play baseball, they must complete three years to regain professional eligibility, unless they reach age 21 before starting their third year of college. Players who enroll at junior colleges (i.e., two-year institutions) regain eligibility after one yea