League History
| Season | Cycle | Players | Season Closed |
| Ultra Prism: Season 3 | 2018 | 16 | April 30, 2018 |
| Guardians Rising Season 3 | 2017 | 14 | July 31, 2017 |
| Guardians Rising Season 2 | 2017 | 14 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 14 | May 31, 2017 |
| Sun & Moon: Season 3 | 2017 | 14 | April 30, 2017 |
| Sun & Moon: Season 1 | 2017 | 14 | February 28, 2017 |
| Evolutions: Season 1 | 2017 | 14 | November 30, 2016 |
| Steam Season | 2016 | 11 | August 31, 2016 |
| Closure Season | 2016 | 11 | July 30, 2016 |
| Alakazam! Season | 2016 | 11 | June 30, 2016 |
| New Friends Season | 2016 | 9 | May 30, 2016 |
| Worlds Collide Season | 2016 | 8 | April 30, 2016 |
| Rift Season | 2016 | 8 | March 31, 2016 |
| Break Season | 2016 | 8 | January 31, 2016 |
| Tech Season | 2016 | 8 | December 31, 2015 |