League History
| Season | Cycle | Players | Season Closed |
| Guardians Rising Season 3 | 2017 | 12 | July 31, 2017 |
| Guardians Rising Season 2 | 2017 | 11 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 17 | May 31, 2017 |
| Sun & Moon: Season 3 | 2017 | 14 | April 30, 2017 |
| Sun & Moon: Season 2 | 2017 | 14 | March 31, 2017 |
| Sun & Moon: Season 1 | 2017 | 15 | February 28, 2017 |
| Evolutions: Season 2 | 2017 | 15 | December 31, 2016 |
| Steam Season | 2016 | 17 | August 31, 2016 |
| Alakazam! Season | 2016 | 17 | June 30, 2016 |
| Worlds Collide Season | 2016 | 17 | April 30, 2016 |
| Parallel Season | 2016 | 16 | February 29, 2016 |
| Break Season | 2016 | 12 | January 31, 2016 |
| Tech Season | 2016 | 10 | December 31, 2015 |
| Mossdeep Gym | 2015 | 11 | September 07, 2015 |
| Fortree Gym | 2015 | 11 | July 27, 2015 |
| Petalburg Gym | 2015 | 12 | June 15, 2015 |
| Lavaridge Gym | 2015 | 9 | May 05, 2015 |
| Mauville Gym | 2015 | 13 | March 23, 2015 |
| Dewford Gym | 2015 | 12 | February 09, 2015 |
| Rustboro Gym | 2015 | 12 | December 29, 2014 |
| Greninja | 2014 | 8 | November 03, 2014 |
| Delphox | 2014 | 8 | August 04, 2014 |
| Chesnaught | 2014 | 6 | June 23, 2014 |
| Yveltal | 2014 | 16 | May 12, 2014 |
| Xerneas | 2014 | 15 | March 31, 2014 |