| July 2013 |
| 14/07/13 | The alliance OMA (today: ~MMA~) was founded. |
| Founding members::  Powerman. |
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| 16/07/13 | The alliance is now known as ~MMA~. |
| Joining of:Koryphäe and Virtuose. |
|  The alliance reaches a population more than 100. |
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| 17/07/13 | Joining of:Atomic and JuzzeR. |
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| 20/07/13 | Joining of:MopsixD. |
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| 22/07/13 | Leaving of:JuzzeR. |
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| 23/07/13 | Leaving of:Atomic and MopsixD. |
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| 24/07/13 | Leaving of:Virtuose. |
| August 2013 |
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| 07/08/13 | The alliance is now known as OMA. |
| Leaving of:Koryphäe. |
| October 2013 |
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| 13/10/13 | The alliance reaches a population more than 1,000. |
| November 2013 |
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| 04/11/13 | Joining of:Jerrico. |
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| 05/11/13 | The alliance is now known as ~MMA~. |
| February 2014 |
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| 07/02/14 | Deletion of:Jerrico. |
| April 2014 |
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| 17/04/14 | Deletion of:Powerman. |
| The alliance ~MMA~ was canceled. |