League History
| Season | Cycle | Players | Season Closed |
| Burning Shadows: Season 1 | 2018 | 15 | August 31, 2017 |
| Guardians Rising Season 3 | 2017 | 20 | July 31, 2017 |
| Guardians Rising Season 2 | 2017 | 15 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 20 | May 31, 2017 |
| Sun & Moon: Season 3 | 2017 | 20 | April 30, 2017 |
| Sun & Moon: Season 2 | 2017 | 19 | March 31, 2017 |
| Sun & Moon: Season 1 | 2017 | 19 | February 28, 2017 |
| Evolutions: Season 3 | 2017 | 19 | January 31, 2017 |
| Evolutions: Season 1 | 2017 | 19 | November 30, 2016 |
| Rescue Season | 2016 | 23 | October 31, 2016 |
| Gear Season | 2016 | 23 | September 30, 2016 |
| New Friends Season | 2016 | 18 | May 30, 2016 |
| Rift Season | 2016 | 18 | March 31, 2016 |
| Break Season | 2016 | 17 | January 31, 2016 |
| Sootopolis Gym | 2015 | 29 | October 19, 2015 |
| Mossdeep Gym | 2015 | 29 | September 07, 2015 |
| Fortree Gym | 2015 | 28 | July 27, 2015 |
| Petalburg Gym | 2015 | 29 | June 15, 2015 |
| Lavaridge Gym | 2015 | 29 | May 05, 2015 |
| Mauville Gym | 2015 | 29 | March 23, 2015 |
| Dewford Gym | 2015 | 29 | February 09, 2015 |
| Rustboro Gym | 2015 | 29 | December 29, 2014 |
| Greninja | 2014 | 33 | November 03, 2014 |
| Delphox | 2014 | 20 | August 04, 2014 |
| Chesnaught | 2014 | 20 | June 23, 2014 |