League History
| Season | Cycle | Players | Season Closed |
| Ultra Prism: Season 3 | 2018 | 14 | April 30, 2018 |
| Ultra Prism: Season 2 | 2018 | 13 | March 31, 2018 |
| Ultra Prism: Season 1 | 2018 | 27 | February 28, 2018 |
| Crimson Invasion: Season 3 | 2018 | 27 | January 31, 2018 |
| Crimson Invasion: Season 2 | 2018 | 27 | December 31, 2017 |
| Crimson Invasion: Season 1 | 2018 | 13 | November 30, 2017 |
| Burning Shadows: Season 3 | 2018 | 26 | October 31, 2017 |
| Burning Shadows: Season 2 | 2018 | 26 | September 30, 2017 |
| Burning Shadows: Season 1 | 2018 | 26 | August 31, 2017 |
| Guardians Rising Season 3 | 2017 | 26 | July 31, 2017 |
| Guardians Rising Season 2 | 2017 | 26 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 26 | May 31, 2017 |
| Sun & Moon: Season 3 | 2017 | 26 | April 30, 2017 |
| Sun & Moon: Season 2 | 2017 | 26 | March 31, 2017 |
| Sun & Moon: Season 1 | 2017 | 26 | February 28, 2017 |
| Evolutions: Season 3 | 2017 | 26 | January 31, 2017 |
| Evolutions: Season 2 | 2017 | 21 | December 31, 2016 |
| Evolutions: Season 1 | 2017 | 20 | November 30, 2016 |
| Rescue Season | 2016 | 21 | October 31, 2016 |
| Gear Season | 2016 | 19 | September 30, 2016 |
| Steam Season | 2016 | 18 | August 31, 2016 |
| Closure Season | 2016 | 11 | July 30, 2016 |
| Worlds Collide Season | 2016 | 8 | April 30, 2016 |
| Nature Season | 2016 | 8 | November 30, 2015 |
| Sootopolis Gym | 2015 | 10 | October 19, 2015 |