 Karl was a letter winner from the 1986 through the 1989 seasons.In 1986 Karl received honorable mention from the All-Ivy League, in 1988 he made the All-Ivy League Second Team and in 1989 he made the All-Ivy League First Team.In 1989 Karl was awarded The David S. Hackett Memorial
Soccer Cup (MVP) which is awarded annually to the member of the Princeton soccer team whose enthusiasm, discipline and leadership
contributed most to the team and the sport of soccer at Princeton.