League History
| Season | Cycle | Players | Season Closed |
| Team Up: Season 2 | 2019 | 24 | March 31, 2019 |
| Team Up: Season 1 | 2019 | 21 | February 28, 2019 |
| Lost Thunder: Season 2 | 2019 | 0 | December 31, 2018 |
| Celestial Storm: Season 3 | 2019 | 24 | October 31, 2018 |
| Celestial Storm: Season 2 | 2019 | 15 | September 30, 2018 |
| Celestial Storm: Season 1 | 2019 | 26 | August 31, 2018 |
| Forbidden Light: Season 3 | 2018 | 30 | July 31, 2018 |
| Forbidden Light: Season 2 | 2018 | 23 | June 30, 2018 |
| Forbidden Light: Season 1 | 2018 | 20 | May 31, 2018 |
| Ultra Prism: Season 2 | 2018 | 22 | March 31, 2018 |
| Crimson Invasion: Season 1 | 2018 | 34 | November 30, 2017 |
| Burning Shadows: Season 2 | 2018 | 43 | September 30, 2017 |
| Guardians Rising Season 2 | 2017 | 26 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 34 | May 31, 2017 |
| Sun & Moon: Season 1 | 2017 | 57 | February 28, 2017 |
| Evolutions: Season 2 | 2017 | 26 | December 31, 2016 |
| Evolutions: Season 1 | 2017 | 39 | November 30, 2016 |
| Gear Season | 2016 | 21 | September 30, 2016 |
| Closure Season | 2016 | 19 | July 30, 2016 |
| Alakazam! Season | 2016 | 25 | June 30, 2016 |
| Break Season | 2016 | 24 | January 31, 2016 |
| Tech Season | 2016 | 24 | December 31, 2015 |
| Sootopolis Gym | 2015 | 22 | October 19, 2015 |
| Mossdeep Gym | 2015 | 19 | September 07, 2015 |
| Lavaridge Gym | 2015 | 11 | May 05, 2015 |