Champion Monarch, to defeat any challenger to the monarch's right to be crowned. Champion warfare refers to a type of battle, most commonly found in the epic poetry and myth of ancient history, in which the outcome of the conflict is determined by single combat, an individual duel between the best soldiers ("champions") from each opposing army. World Champion is a title used to denote a winner of a World championship in a particular sport (such as mixed martial arts, professional boxing or professional wrestling), discipline or game. Being a champion at any sport or game requires an extraordinary amount of
Sport in Sheffield junior players. The and Superbike World Champion, James Toseland, comes from Sheffield, as does the climber Joe Simpson. The 2012 Men's Doubles Wimbledon champion Jonathan Marray lives in Sheffield, playing at the Hallamshire Tennis Club. The City of Sheffield Athletic Club has bases at the Don Valley Stadium and the English Institute of Sport. The Sheffield Buccaneers Fencing Club is based in Broomhill. Sheffield City Swimming Club is based at Ponds Forge in Sheffield. The Sheffield Steel Roller Girls roller derby league is based in the city, playing public bouts at Ponds Forge. Sheffield has several field hockey clubs, the