hai, this is traditional dance from Malang east java indonesia. usually call by bantengan or in english is bull. firstly, they are showed traditional martial art call by pencak silat with traditional weapon call by arit/celurit. and then they show bantengan/bull dance and tranced. when audience whistle to them, the dancer who tranced, will chase audience. i hope you can understand whit my write. sorry for my bad english 🙏