Buy tickets and join the crowds at a game at Krida Bakti Stadium. If there's nothing happening while you're in town, you might like to check if the stadium offers a tour of the grounds.
To visit this sporting facility, find your way to Purwodadi. You'll find loads of other things to see and do in the area, including Alun Alun Kota Purwodadi, and Ayodya Bloombang Waterpark.