The 2021 Donruss Baseball ELITE SERIES Insert featuring Zac Gallen of the Arizona Diamondbacks is a limited edition collectible card numbered out of 999. Produced by Panini as part of the 2021 Panini Donruss set, this standard-sized trading card is an original, English-language release for fans of Major League Baseball. With features like serial numbering and being considered an insert, this card is a valuable addition to any sports trading card collection, especially for supporters of the Arizona Diamondbacks and collectors of Zac Gallen memorabilia.