Watch the horrific moment a South African bodybuilder breaks his neck and dies after a black- flip stunt went wrong (Graphic Video)

A top South African bodybuilder died in a freak accident as he attempted to perform a backflip stunt to show off to crowds during a competition warm-up on Saturday.

The deceased identified as Sifiso Lungelo Thabete broke his neck after landing on his head.

Officials who rushed to help the builder were left shocked at the scene.

South African bodybuilding magazine Muscle Evolution wrote of the champion: 'The bodybuilding community was shocked and saddened by the tragic news of the death of Sifiso Lungelo Thabete, a bodybuilder from Umlazi in KwaZulu-Natal, at the weekend.'

According to the platform, Sifiso was tipped for a bright future, having been a former IFBB Junior World Champion in the up to 75kg category. He had 'impressed the crowd and the judges with unbelievable muscle size and maturity beyond his age' in his most recent competition.

Watch the Graphic video below...