Mark Cuban has been one of the most popular sharks in ‘Shark Tank’ over the past 15 years. His insights into the world of entrepreneurship, and the way he conducts the shark interviews on ‘Shark Tank’ have become popular over the years. His clips of going all out and slamming contestants when they have got a bad patch have gone viral always. Not to forget, the way he has groomed numerous young brands to become world-class brands in invaluable debt to society.