| April 2013 |
| 25/04/13 | The alliance OPABA 1 (today: A BEST) was founded. |
| Founding members::  Lilusik, alexyank, Azag Tot, Champion, kamikadze007, Kvass, Miracle, Crazy Akk, Z-F, KPAX, Elino4ka, GAS, AHAPXbICT, SteelBum and TAKNHAP. |
|  The alliance reaches a population more than 100. |
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| 26/04/13 | Joining of:Fiasco, Masik, Coluchi, Virtus_Pro, jungle Cat, kol9n, Roman, Tra Adar and yxyHiEBwie. |
| Leaving of:Crazy Akk and Fiasco. |
| The alliance reaches a population more than 1,000. |
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| 27/04/13 | Joining of:dsa956, Zenit, arti31, kiss and Bert4. |
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| 28/04/13 | Joining of:Spinoza13, Crazy Akk and WinterIsComing. |
| Leaving of:Zenit arti31 and Crazy Akk. |
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| 29/04/13 | Joining of:russian, 4uma, Zenit SPB, yIIoPotueDetu and Oushen. |
| Leaving of:russian and Zenit SPB. |
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| 30/04/13 | The alliance is now known as OPABA.. |
| Joining of:Crazy Akk, Quick and gmyrik. |
| Leaving of:yIIoPotueDetu. |
| May 2013 |
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| 01/05/13 | Joining of:SPIRIToff, larsvarog, Zenit SPB and desant. |
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| 02/05/13 | Joining of:Boogie and Sparky. |
| Leaving of:desant. |
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| 03/05/13 | Joining of:yIIoPotueDetu and DT75D. |
| Leaving of:Sparky. |
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| 04/05/13 | Joining of:Eternallor. |
| Leaving of:larsvarog. |
| The alliance reaches a population more than 5,000. |
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| 05/05/13 | Joining of:boon. |
| Leaving of:Coluchi SPIRIToff and Eternallor. |
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| 06/05/13 | Joining of:PROFIT, Lateron and OSD. |
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| 09/05/13 | Joining of:Berry Cocktail, BulkaMan and OneLove. |
| Leaving of:Crazy Akk. |
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| 10/05/13 | Joining of:SPIRIToff, pretodeff, Eternallor, Gipsy Queen, desant and Coluchi. |
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| 11/05/13 | Joining of:umka. |
| Leaving of:umka. |
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| 12/05/13 | Joining of:Crazy Akk. |
| The alliance reaches a population more than 10,000. |
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| 18/05/13 | Leaving of:Eternallor. |
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| 19/05/13 | Joining of:ChuMa. |
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| 24/05/13 | Joining of:Makel and Eternallor. |
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| 26/05/13 | Joining of:MyxaZuZu. |
| Leaving of:Kvass jungle Cat Bert4 Oushen Lateron and pretodeff. |
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| 27/05/13 | Joining of:borik and Zenit. |
| Leaving of:Azag Tot 4uma and Crazy Akk. |
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| 28/05/13 | Joining of:ATAK111, Kreg and ooops. |
| Leaving of:Elino4ka and TAKNHAP. |
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| 29/05/13 | Joining of:Purmo. |
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| 30/05/13 | Joining of:Kto tut ?. |
| Leaving of:kamikadze007 Masik Virtus_Pro yIIoPotueDetu DT75D PROFIT SPIRIToff and Gipsy Queen. |
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| 31/05/13 | Joining of:Oheptit and Kazbec. |
| Leaving of:kol9n Tra Adar and Kreg. |
| June 2013 |
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| 01/06/13 | Joining of:Mestizaje. |
| Leaving of:Champion Miracle SteelBum Roman yxyHiEBwie Spinoza13 gmyrik Zenit SPB Berry Cocktail and MyxaZuZu. |
|
| 02/06/13 | Joining of:Oxygen, AescTheLite, alarix, TriGada, z-z, jungle Cat, BonFire, III and uHkBu3uToPLLIa. |
| Leaving of:Coluchi. |
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| 03/06/13 | Joining of:Homura, bey_mudakov, Vovaha, Katastrofa and Picasso. |
| Leaving of:GAS and AHAPXbICT. |
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| 05/06/13 | Leaving of:Z-F. |
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| 06/06/13 | Leaving of:Makel and Kto tut ?. |
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| 07/06/13 | Joining of:kostoprav and miliam. |
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| 08/06/13 | Joining of:Lexe. |
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| 09/06/13 | Leaving of:Quick. |
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| 11/06/13 | Joining of:Zenit SPB. |
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| 13/06/13 | Leaving of:kiss z-z and Zenit SPB. |
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| 14/06/13 | Leaving of:Zenit. |
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| 16/06/13 | Joining of:She devil, Double trouble and Jumper. |
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| 17/06/13 | Joining of:Gold Pesak. |
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| 22/06/13 | Joining of:xor. |
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| 23/06/13 | The alliance is now known as A BEST. |
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| 25/06/13 | Leaving of:desant. |
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| 27/06/13 |  The alliance have their first conquest. |
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| 28/06/13 | The alliance reaches a population more than 50,000. |
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| 30/06/13 | Leaving of:BulkaMan. |
| July 2013 |
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| 09/07/13 | Leaving of:ATAK111. |
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| 10/07/13 | Joining of:terroristo. |
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| 12/07/13 | Leaving of:She devil Double trouble Jumper and Gold Pesak. |
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| 17/07/13 | The alliance has done over 5 conquests. |
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| 19/07/13 | Joining of:Marcus Aurelius. |
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| 22/07/13 | Joining of:sinai. |
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| 27/07/13 | The alliance reaches a population more than 100,000. |
| The alliance has done over 10 conquests. |
| August 2013 |
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| 06/08/13 | Leaving of:jungle Cat. |
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| 15/08/13 | The alliance has done over 20 conquests. |
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| 24/08/13 | Leaving of:alarix and miliam. |
| September 2013 |
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| 01/09/13 | Joining of:muscha. |
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| 23/09/13 | Leaving of:uHkBu3uToPLLIa. |
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| 24/09/13 | The alliance has done over 50 conquests. |
| October 2013 |
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| 03/10/13 | Leaving of:WinterIsComing ooops Purmo Oheptit Mestizaje TriGada BonFire and kostoprav. |
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| 04/10/13 | Joining of:Payx, skif01, forza, Quezon, mdss, Rassvet_, InOffWeTrust, SPIRIToff, Lateron, Champion and Drug. |
| Leaving of:ChuMa Kazbec xor and Marcus Aurelius. |
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| 05/10/13 | Joining of:maksima, SPRT, Dyadya, sib18, monarch155, Coca-cola, alarix, NoFace and Dzihiko. |
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| 06/10/13 | Joining of:Roman and OldSem. |
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| 08/10/13 | Joining of:gven. |
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| 10/10/13 | Joining of:X3.. |
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| 14/10/13 | Joining of:FC Metallist. |
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| 24/10/13 | Leaving of:Boogie. |
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| 31/10/13 | Joining of:SteelBum. |
| November 2013 |
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| 05/11/13 | Joining of:Pupok. |
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| 14/11/13 | Leaving of:III. |
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| 17/11/13 | Leaving of:OSD. |
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| 19/11/13 | Leaving of:Eternallor. |
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| 27/11/13 | The alliance has done over 100 conquests. |
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| 28/11/13 | Leaving of:Coca-cola. |
| December 2013 |
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| 09/12/13 | Leaving of:Payx. |
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| 25/12/13 | Leaving of:Lilusik alexyank KPAX dsa956 borik Homura terroristo Rassvet_ Lateron Champion monarch155 and NoFace. |
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| 26/12/13 | Leaving of:OldSem. |
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| 29/12/13 | Leaving of:gven. |
| January 2014 |
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| 06/01/14 | Joining of:TRAMADOL. |
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| 07/01/14 | Joining of:Banderlog. |
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| 13/01/14 | Leaving of:Drug. |
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| 18/01/14 | Leaving of:alarix. |
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| 19/01/14 | Joining of:utkohvost and koshmarik. |
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| 22/01/14 | Joining of:KPOT. |
| February 2014 |
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| 02/02/14 | Leaving of:InOffWeTrust. |
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| 06/02/14 | Leaving of:boon. |
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| 09/02/14 | Leaving of:mdss. |
| March 2014 |
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| 01/03/14 | Leaving of:SPIRIToff and Roman. |