This game-used line up card has been personally hand-signed by Gary Sanchez on August 21, 2016 vs. the Los Angeles Angels with the inscription "ROOKIE SEASON." It has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com. It also comes with an individually numbered, tamper-evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud. Please note that this line-up card may have imperfections due to in game play.