Seattle Mariners v Arizona Diamondbacks

In This Photo: Dee Gordon, Jean Segura
Jean Segura #2 of the Seattle Mariners is unable to field the ground ball in the third inning of the MLB game against the Arizona Diamondbacks at Chase Field on August 26, 2018 in Phoenix, Arizona. All players across MLB wear nicknames on their backs as well as colorful, non-traditional uniforms featuring alternate designs inspired by youth-league uniforms during Players Weekend.
(Aug. 25, 2018 - Source: Jennifer Stewart/Getty Images North America)