Downtown Roller Derby Doubleheader is a local roller derby event held at the William E. Urschel Pavilion in Valparaiso, Indiana. The event presents a doubleheader of fast-paced, full-contact roller derby bouts that showcase local teams and create a lively, family-friendly atmosphere. It functions as a community-focused sports festival experience, with food and beverage and other attendee activities supporting the spectator experience.