QUIZ: How well do you know your UFC fighters' nicknames?
Fair warning - this is trickier than escaping Demian Maia's back mount.
Nicknames in MMA serve a number of functions.
They can reflect one's fighting style, they can represent one's sense of humour or they can be throwbacks to a pet name given to a fighter in their childhood.
Over the years, we've seen some terrific monikers bellowed by Bruce Buffer from the centre of the Octagon.
How well do you know your fighting nicknames?