National Roller Derby Invitational Tournament hosted by Arizona Roller Derby September 22nd and 23rd in Phoenix, Arizona at the Ability360 Center. Join us for a jam packed weekend of high performing, hard-hitting roller derby! Come support your Arizona All-Stars as we host the Tampa Tantrums, Sacramento Roller Derby and the Minnesota All-Stars on our home turf. These incredible athletes are coming together to bring you the best competitive roller derby this weekend.   Teams Arizona All-Stars Minnesota All-Stars Tampa Tantrums Sacramento Roller Derby   Schedule Saturday @5:45pm Arizona vs Sacramento Sa...