Local electronic dance music promoter Relentless Beats capped off a decade of EDM adventures with Decadence Arizona 2019, a two-day festival and New Year’s Eve party on Monday, December 30, and Tuesday, December 31, at Rawhide Event Center in Chandler. Thousands of EDM fans came to the event both nights to dance and rage while superstar DJs like Skrillex, Diplo, Dillon Francis, and Zeds Dead performed.