NO PURCHASE NECESSARY TO ENTER OR WIN. Enter by 12:00 p.m. MST on September 17, 2021. Multiple prizes will be awarded. Open to 2021 Arizona Diamondbacks full, half, weekend, and series Season Ticket ("Eligible Plan(s)") accounts and individual account holders, who are legal residents of the United States including its commonwealths, territories and possessions (collectively referred to herein as "states") eighteen (18) years of age or older (except in the case of legal residents of certain states where the legal age of majority is greater than eighteen (18) years of age, such legal age of majority) at the time of entry ("Eligible Entrants"). Limit one (1) registration per eligible entrant. Void where prohibited. See Official Rules, which govern, for complete details.