Mike Moustakas previously played in MLB for the Kansas City Royals, Milwaukee Brewers, Cincinnati Reds, Colorado Rockies and Los Angeles Angels. In 2015, the Royals won the World Series against the New York Mets to win the franchise's first world championship in 30 years. Mike Moustakas has hand autographed this Rawlings Official Major League Baseball (Selig). Certificate of Authenticity from Athlon Sports Collectibles. Full Blue Sweet Spot Signature, very minor tone, sold as is, no returns.