3 x AL MVP Mike Trout has autographed this official 2012 All Star Game baseball the 1st ever All Star Game he played in. He also wrote 1st ASG (1st All Star Game). Very significant collectible for Trout. Autograph has been authenticated by Major League Baseball (MLB). Comes with their unique numbered hologram verified on their site. What that means is a representative from MLB was present for the signing and witnessed him signing your item. Most sought after authenticity for baseball autographs. A UV protected display case is included.