Mitchell Evan Haniger (born December 23, 1990) is an American professional baseball outfielder for the San Francisco Giants of Major League Baseball (MLB). He has previously played in MLB for the Arizona Diamondbacks and Seattle Mariners. A collegiate All-American for California Polytechnic State University, San Luis Obispo, in 2012, the Milwaukee Brewers selected Haniger in the supplemental section of the first round of the 2012 MLB draft. He was traded to the Diamondbacks in 2014, made his MLB debut with them in 2016, and was traded to the Mariners after the season. Haniger was an All Star in 2018. Amateur career High school Haniger attended Archbishop Mitty High School in San Jose, California, part of the West Catholic Athletic League. Haniger was a star two-sport athlete for Archbishop Mitty. In baseball, he batted in the .370s and showed near the top among prep home run hitters on the diamond. In football, he raked up 75 catches for 789 yards and 5 touchdowns as a wide receiver on the school's team. College Haniger was recruited as an athlete by California Polytechnic State University (Cal Poly San Luis Obispo), Cal State Fullerton, University of California, Berkeley, the University of Oregon, UC Santa Barbara, and UC Davis, all of whom wanted Haniger to play on their college baseball team. The New York Mets selected Haniger in the 31st round of the 2009 Major League Baseball (MLB) Draft, but he did not sign with the team, choosing instead to enroll at Cal Poly, to play for the Cal Poly Mustangs. While at Cal Poly, Haniger played right field as a freshman and sophomore, and center field as a junior. Haniger was named the 2010 Big West Conference Freshman of the Year following his debut season with the Mustangs, a year in which he batted an impressive .325. Following his freshman season at Cal Poly, Haniger spent the summer of 2010 playing wood bat baseball as part of the Corvallis Knights of the West Coast League, hitting .299 over 134 at bats with the team, racking up 11 stolen bases in 38 games played. Haniger was named a member of the first-team All-WCL Team and was rated as the WCL's No. 5 pro prospect by Baseball America following the 2010 summer schedule. His sophomore season proved less successful at the plate than his freshman year, but Haniger nevertheless managed to bat .275/.371/.466 in 189 at