| April 2021 |
| 27/04/21 | The alliance UFO (today: ALT$Y) was founded. |
| Founding members::  Mazinga Z,  -HuLk-, Duke, MIB, The mandalorian,  Ufo Robot, Venus, Yedi, Galaxy1999, ETS, Lady&Ken, U.F.O., Opus Dei, STAR TREK, CASSIOPEA, Stargate and spazio1999. |
|  The alliance reaches a population more than 1,000. |
| May 2021 |
|
| 02/05/21 | Deletion of:U.F.O.. |
|
| 03/05/21 | Joining of:hughhayter, pippowrc, OBESIX, 7lilith8, morningstar and Lyra. |
| The alliance reaches a population more than 10,000. |
|
| 05/05/21 | Joining of:Hagard and Paspartu. |
| Leaving of:Opus Dei. |
|
| 08/05/21 |  The alliance have their first conquest. |
|
| 13/05/21 | Deletion of:pippowrc and Lyra. |
|
| 15/05/21 | Leaving of:hughhayter. |
| Deletion of:Yedi. |
|
| 16/05/21 | Deletion of:Mazinga Z and Venus. |
| The alliance has done over 5 conquests. |
|
| 17/05/21 | Deletion of:Lady&Ken. |
|
| 18/05/21 | Deletion of:ETS OBESIX and 7lilith8. |
|
| 19/05/21 | Deletion of:-HuLk- Duke and Ufo Robot. |
|
| 20/05/21 | Deletion of:spazio1999. |
|
| 21/05/21 | The alliance is now known as ALT$Y. |
| Joining of:Diosito, enee, scanner_11, Darkman, hakan72, yanakiev2021, asada, יואב123 and Spentura. |
| Deletion of:enee. |
|
| 22/05/21 | Joining of:crisu1969. |
| Leaving of:hakan72. |
| Deletion of:Galaxy1999 and STAR TREK. |
|
| 23/05/21 | Joining of:Tongbk and Mithradates. |
| Deletion of:CASSIOPEA. |
|
| 25/05/21 | Leaving of:יואב123. |
|
| 26/05/21 | Leaving of:Stargate Diosito and scanner_11. |
| The alliance has done over 10 conquests. |
|
| 28/05/21 | Leaving of:Hagard Paspartu asada crisu1969 and Tongbk. |
|
| 31/05/21 | Leaving of:The mandalorian morningstar and yanakiev2021. |
| June 2021 |
|
| 01/06/21 | Leaving of:MIB. |
| Deletion of:Mithradates. |
|
| 04/06/21 | Deletion of:Darkman. |
|
| 07/06/21 | The alliance ALT$Y was canceled. |