William Bonac is now the Arnold Classic champion. Mr. Olympia is next.br br William Bonac has been a frontrunner at major bodybuilding competitions for quite sometime. With every year he improved little by little - constantly showing us that he knew how to take criticism and rise up with each passing year. His hard work has finally paid off, rising above Dexter Jackson and landing first place at the Arnold Classic 2018. Now he has his sights on Mr. Olympia.