Swiss Challenge League was created in 1897.
Rugby League Challenge was created on 2009-09-08.
A-League Pre-Season Challenge Cup was created in 2005.
National Football League Quarterback Challenge was created in 1990.
High School Club Challenge League was created in 2008.
Northern Premier League Challenge Cup was created in 1969.
Eastern League - baseball - was created in 1923.
Ladies League Baseball was created in 1997.
Continental Baseball League was created in 2006.
Canadian Baseball League was created in 2003.
Darwin Baseball League was created in 1953.
Israel Baseball League was created in 2007.