Marc grew up playing baseball in the Texas select baseball  system when select baseball wasn't as widespread as it is today. He played against and with professional players such as Kyle Drabek and Koby Clemens. Reyna was a four year letter at Highlands High School where he earned All District honors as a third baseman. Post high school Reyna signed at Texas A&M University Kingsville where he played 2nd base and left field. Following the 2006 season Reyna transferred to Incarnate Word in San Antonio where he would finish his playing career. Coach Reyna has devoted himself to helping young baseball players on their journey to the next level. With years of coaching experience under his belt, he has experienced Texas select baseball as a player and contributed greatly as a coach.