Ultimate Tazer Ball, also known as UTB and UTB Live, is an extreme sport involving the use of stun devices. The sport, invented under the original name of Ultimate Tazer Ball by Leif Kellenberger, Eric Prum and Erik Wunsch, was…

Could Ultimate Tazer Ball, a new football-like sport that involves shocking players with stun guns, be the next big thing? Report by Mark Morris. Like us on Facebook at and follow us on Twitter at