Mostly Harmless League was a domestic soccer league operated by Mostly Harmless Alliance member Kevinho of Kevodia. The league was established on September 3, 2010 but only played one season - from September 18 until November 11, 2010. The league was affiliated in the CN-X11 organisation with Liga Mundo, Ark Premier League, and Nordreich Liga. After losing three teams at the end of the season, the league was folded on January 25, 2011.