Duels are battles fought by at least two individuals and can be considered a form of recreation, a way of settling disputes, or a training tool for students who are developing skills in a particular fighting art. They may be friendly spars, fought to pass time, or in the most extreme cases, fought to the death. A variety of cultures practice dueling. The following is a list of known duels that occurred in 171 AG, after the Harmonic Convergence.