Same Awesome Venue. All New Event Series Tough Mudder Half is the leading five mile obstacle course challenge in the world. The latest creation from our mad-minded course designers offers all the thrills of Tough Mudder, in just half the distance. The energy doubles with this course running on the same day as Tough Mudder. 8 Kilometres. 14+ Obstacles Get ready to dig deep. With natural mud pits, dense forest trails, and mind-bending elevation changes Tough Mudder Half Toronto Presented by Merrell is one hell of a ride. Get ready to dig deep. Register now: http://mud.tf/mFNFum