STANDING at six-feet two-inches- tall and with an impressive swag of accolades under his belt, Mildura’s Augustas McCallum is a formidable force in the world of mix martial arts, also known as MMA.

Having been a professional jiu-jitsu competitor for more than 10 years, McCallum has racked up one world, five Australian and eight state titles – all at the tender age of 23.

But McCallum admitte...