League History
| Season | Cycle | Players | Season Closed |
| Mistralton Gym | 2013 | 12 | June 23, 2013 |
| Driftveil Gym | 2013 | 11 | May 12, 2013 |
| Nimbasa Gym | 2013 | 7 | March 31, 2013 |
| Castelia Gym | 2013 | 11 | February 17, 2013 |
| Virbank Gym | 2013 | 12 | January 06, 2013 |
| Aspertia Gym | 2013 | 11 | November 25, 2012 |
| Legend | 2012 | 8 | August 26, 2012 |
| Freeze | 2012 | 9 | July 15, 2012 |
| Jet | 2012 | 9 | June 03, 2012 |
| Quake | 2012 | 8 | April 22, 2012 |
| Bolt | 2012 | 6 | March 11, 2012 |
| Insect | 2012 | 7 | January 29, 2012 |
| Basic | 2012 | 7 | December 11, 2011 |
| Trio | 2012 | 3 | October 30, 2011 |
| Lightning Season | 2009 | 3 | March 02, 2009 |
| Water Season | 2009 | 8 | January 19, 2009 |
| Grass Season | 2009 | 8 | October 27, 2008 |
| Canalave City | 2008 | 5 | May 24, 2008 |
| Pastoria City | 2008 | 12 | March 15, 2008 |
| Oreburgh City | 2008 | 11 | November 10, 2007 |
| Viridian City | 2007 | 10 | August 17, 2007 |
| Cinnabar Island | 2007 | 11 | July 06, 2007 |
| Fuchsia City | 2007 | 11 | May 25, 2007 |
| Celadon City | 2007 | 11 | March 02, 2007 |
| Vermilion City | 2007 | 9 | January 19, 2007 |