Mysterious_Walker

Frederick Mitchell Walker (March 21, 1884 – February 1, 1958), nicknamed "Mysterious", was an American athlete and coach. He was a three-sport athlete for the University of Chicago from 1904 to 1906 and played Major League Baseball as a right-handed pitcher for the Cincinnati Reds, Cleveland Indians, Brooklyn Superbas, Pittsburgh Rebels and Brooklyn Tip-Tops.
He earned the nickname "Mysterious" after pitching under a pseudonym for the San Francisco Seals of the Pacific Coast League in 1910. He also served as a college basketball, baseball and football coach at numerous colleges and universities, including Utah State University, University of Mississippi, Oregon State University, Carnegie Tech, Washington & Jefferson College, Williams College, Dartmouth College, Michigan State University, DePauw University, Loyola University New Orleans, University of Texas, and Wheaton College.