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.
Minor league baseball was created in 1901.
Intercounty Baseball League was created in 1919.
Golden Baseball League was created in 2004.
Western Baseball League was created in 1994.
Australian Baseball League was created in 2009.
Eastern League - baseball - was created in 1923.