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.
Northern Premier League Challenge Cup was created in 1969.
National Football League Quarterback Challenge was created in 1990.
High School Club Challenge League was created in 2008.
Minor league baseball was created in 1901.
Australian Baseball League was created in 2009.
Western Baseball League was created in 1994.
Intercounty Baseball League was created in 1919.
Ladies League Baseball was created in 1997.
Continental Baseball League was created in 2006.