Cain Velasquez may be the best heavyweight MMA fighter on the planet right now, but injuries have left his legacy uncertain. We take a drive with Cain as he takes us through his upbringing and explains why he enjoys punching people in the face and proving people wrong. WATCH NEXT: Drop The Gloves: Canada's Toughest Hockey League: bit.ly/1YbSkJu Subscribe to VICE Sports here: bit.ly/Subscribe-to-VICE-Sports Check out VICE Sports for more: www.vicesports.com Follow VICE Sports here: Facebook: facebook.com/VICESports Twitter: twitter.com/VICESports Instagram: instagram.com/vicesports More videos from the VICE network: www.fb.com/vicevideo