League History
| Season | Cycle | Players | Season Closed |
| Ultra Prism: Season 3 | 2018 | 44 | April 30, 2018 |
| Crimson Invasion: Season 3 | 2018 | 44 | January 31, 2018 |
| Crimson Invasion: Season 2 | 2018 | 44 | December 31, 2017 |
| Crimson Invasion: Season 1 | 2018 | 44 | November 30, 2017 |
| Burning Shadows: Season 3 | 2018 | 44 | October 31, 2017 |
| Burning Shadows: Season 1 | 2018 | 44 | August 31, 2017 |
| Guardians Rising Season 3 | 2017 | 136 | July 31, 2017 |
| Guardians Rising Season 2 | 2017 | 136 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 135 | May 31, 2017 |
| Sun & Moon: Season 3 | 2017 | 135 | April 30, 2017 |
| Sun & Moon: Season 2 | 2017 | 134 | March 31, 2017 |
| Evolutions: Season 3 | 2017 | 134 | January 31, 2017 |
| Evolutions: Season 2 | 2017 | 128 | December 31, 2016 |
| Rescue Season | 2016 | 177 | October 31, 2016 |
| Gear Season | 2016 | 163 | September 30, 2016 |
| Steam Season | 2016 | 159 | August 31, 2016 |
| Closure Season | 2016 | 159 | July 30, 2016 |
| Alakazam! Season | 2016 | 151 | June 30, 2016 |
| New Friends Season | 2016 | 147 | May 30, 2016 |
| Worlds Collide Season | 2016 | 138 | April 30, 2016 |
| Rift Season | 2016 | 133 | March 31, 2016 |
| Parallel Season | 2016 | 124 | February 29, 2016 |
| Break Season | 2016 | 93 | January 31, 2016 |
| Tech Season | 2016 | 88 | December 31, 2015 |
| Nature Season | 2016 | 39 | November 30, 2015 |