| October 2018 | ||
| 17/10/18 | The alliance PSM was founded. | |
Founding members::  team_delta, La Parca, Dark_sion and La egida. | ||
 The alliance reaches a population more than 100. | ||
| 25/10/18 | The alliance reaches a population more than 1,000. | |
| 30/10/18 | Leaving of:team_delta. | |
| November 2018 | ||
| 17/11/18 | Joining of:Heiz. | |
| December 2018 | ||
| 05/12/18 | Joining of:AcaOtroFeo. | |
| The alliance reaches a population more than 5,000. | ||
| 12/12/18 | Deletion of:Dark_sion. | |
| 14/12/18 | Leaving of:AcaOtroFeo. | |
| 27/12/18 | Leaving of:La Parca. | |
| 29/12/18 | Deletion of:La egida. | |