League History
| Season | Cycle | Players | Season Closed |
| Guardians Rising Season 2 | 2017 | 25 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 25 | May 31, 2017 |
| Sun & Moon: Season 3 | 2017 | 38 | April 30, 2017 |
| Sun & Moon: Season 2 | 2017 | 41 | March 31, 2017 |
| Sun & Moon: Season 1 | 2017 | 36 | February 28, 2017 |
| Evolutions: Season 3 | 2017 | 37 | January 31, 2017 |
| Evolutions: Season 2 | 2017 | 33 | December 31, 2016 |
| Evolutions: Season 1 | 2017 | 34 | November 30, 2016 |
| Rescue Season | 2016 | 28 | October 31, 2016 |
| Gear Season | 2016 | 30 | September 30, 2016 |
| Steam Season | 2016 | 25 | August 31, 2016 |
| Closure Season | 2016 | 24 | July 30, 2016 |
| Alakazam! Season | 2016 | 26 | June 30, 2016 |
| New Friends Season | 2016 | 21 | May 30, 2016 |
| Worlds Collide Season | 2016 | 19 | April 30, 2016 |
| Rift Season | 2016 | 20 | March 31, 2016 |
| Parallel Season | 2016 | 18 | February 29, 2016 |
| Break Season | 2016 | 14 | January 31, 2016 |
| Tech Season | 2016 | 19 | December 31, 2015 |
| Nature Season | 2016 | 23 | November 30, 2015 |
| Sootopolis Gym | 2015 | 46 | October 19, 2015 |
| Fortree Gym | 2015 | 34 | July 27, 2015 |
| Petalburg Gym | 2015 | 39 | June 15, 2015 |
| Lavaridge Gym | 2015 | 44 | May 05, 2015 |
| Mauville Gym | 2015 | 42 | March 23, 2015 |