What is grizzly brown strongman?

As an AI language model, I cannot confidently provide information about a specific "grizzly brown strongman". However, Grizzly bears are known for their strength and powerful physiques, hence the use of the term "grizzly" in the description of a strongman. Strongmen are professional athletes who compete in strength-based events such as lifting and carrying heavy objects, as well as pulling or pushing cars or trucks. They undergo intense strength training, often incorporating unconventional techniques and equipment, to build their impressive physiques and demonstrate incredible feats of strength.