Purchase tickets to see a game at NRGi Arena. If there's nothing happening while you're in town, you might like to check if there's a guided tour of the grounds.
This sporting facility is often on the itineraries of visitors to Aarhus C. But Ceres Arena isn't the only drawcard in the area. Den Gamle By, ARoS, and Moesgard Museum of Prehistory are some other recommended attractions close by.