League History
| Season | Cycle | Players | Season Closed |
| Team Up: Season 1 | 2019 | 80 | February 28, 2019 |
| Lost Thunder: Season 3 | 2019 | 82 | January 31, 2019 |
| Lost Thunder: Season 1 | 2019 | 90 | November 30, 2018 |
| Celestial Storm: Season 1 | 2019 | 103 | August 31, 2018 |
| Forbidden Light: Season 3 | 2018 | 72 | July 31, 2018 |
| Forbidden Light: Season 2 | 2018 | 66 | June 30, 2018 |
| Ultra Prism: Season 2 | 2018 | 90 | March 31, 2018 |
| Crimson Invasion: Season 3 | 2018 | 93 | January 31, 2018 |
| Crimson Invasion: Season 2 | 2018 | 95 | December 31, 2017 |
| Crimson Invasion: Season 1 | 2018 | 78 | November 30, 2017 |
| Burning Shadows: Season 3 | 2018 | 67 | October 31, 2017 |
| Burning Shadows: Season 2 | 2018 | 65 | September 30, 2017 |
| Burning Shadows: Season 1 | 2018 | 55 | August 31, 2017 |
| Guardians Rising Season 2 | 2017 | 91 | June 30, 2017 |
| Guardians Rising Season 1 | 2017 | 82 | May 31, 2017 |
| Sun & Moon: Season 2 | 2017 | 66 | March 31, 2017 |
| Sun & Moon: Season 1 | 2017 | 57 | February 28, 2017 |
| Evolutions: Season 2 | 2017 | 45 | December 31, 2016 |
| Evolutions: Season 1 | 2017 | 44 | November 30, 2016 |
| Rescue Season | 2016 | 55 | October 31, 2016 |
| Gear Season | 2016 | 38 | September 30, 2016 |
| Steam Season | 2016 | 67 | August 31, 2016 |
| Alakazam! Season | 2016 | 82 | June 30, 2016 |
| New Friends Season | 2016 | 57 | May 30, 2016 |
| Worlds Collide Season | 2016 | 54 | April 30, 2016 |