| March 2021 |
| 09/03/21 | The alliance MarvelDC was founded. |
| Founding members::  Paimon, อย่าทำฉัน, Stark4602, Devine, ScarletWitch, Q..Me, Piggypig, Laila, GoodGame, Electra, Venom, mojo, kak00, -Command-, Kisa, Zoldyck, Kuroyuki, Supreme, DekDoi, ruangpol01, tengjar, xsoellsj, Moonwarrior, DOPE, Rocket, Sup01, mamoric, chonlatis, Living Tribunal, August, พลอากาศเอกฟูฟู, NatashaRomanoff, Groot, PSz, Magneto, Dr.Strange, HarleyQuinn, BlackPanther, apidapida, Mr.Zero, AntMan, beaumont, A1one, Cherprang, Satisfy and นฝ.. |
|  The alliance reaches a population more than 50,000. |
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| 12/03/21 | The alliance reaches a population more than 100,000. |
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| 13/03/21 | Leaving of:mojo. |
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| 17/03/21 | Leaving of:Sup01. |
| Deletion of:Kisa. |
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| 19/03/21 | Deletion of:Kuroyuki. |
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| 23/03/21 | Joining of:Sweety, saibara, poomlakful, Yuzhong and Fafebru. |
|  The alliance have their first conquest. |
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| 25/03/21 | Joining of:Gugg. |
| Leaving of:Moonwarrior. |
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| 26/03/21 | Joining of:Myth. |
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| 28/03/21 | Joining of:peerapon111. |
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| 30/03/21 | The alliance has done over 5 conquests. |
| April 2021 |
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| 05/04/21 | Joining of:vivien1689. |
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| 11/04/21 | Leaving of:Venom. |
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| 13/04/21 | Joining of:PNT. |
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| 16/04/21 | The alliance has done over 10 conquests. |
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| 26/04/21 | Joining of:Koyza1234. |
| May 2021 |
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| 01/05/21 | The alliance has done over 20 conquests. |
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| 02/05/21 | Leaving of:Myth. |
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| 20/05/21 | Leaving of:อย่าทำฉัน. |
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| 25/05/21 | Joining of:Loki. |
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| 29/05/21 | Joining of:อย่าทำฉัน. |
| June 2021 |
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| 02/06/21 | The alliance has done over 50 conquests. |
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| 08/06/21 | Deletion of:poomlakful. |
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| 17/06/21 | Leaving of:Supreme. |
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| 19/06/21 | Deletion of:-Command-. |
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| 28/06/21 | Deletion of:ScarletWitch. |
| July 2021 |
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| 18/07/21 | Leaving of:Loki. |
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| 23/07/21 | Deletion of:saibara. |
| August 2021 |
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| 01/08/21 | Deletion of:Zoldyck. |
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| 03/08/21 | Deletion of:BlackPanther. |
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| 09/08/21 | Deletion of:Q..Me. |
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| 10/08/21 | Leaving of:A1one. |
| Deletion of:Rocket. |
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| 21/08/21 | Leaving of:Sweety. |
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| 24/08/21 | Deletion of:beaumont and Cherprang. |
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| 25/08/21 | Deletion of:Fafebru. |
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| 26/08/21 | Deletion of:Mr.Zero and AntMan. |
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| 28/08/21 | Leaving of:NatashaRomanoff. |
| Deletion of:GoodGame Groot and HarleyQuinn. |
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| 29/08/21 | Deletion of:apidapida. |
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| 31/08/21 | Deletion of:Satisfy. |
| September 2021 |
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| 01/09/21 | Deletion of:Laila and Living Tribunal. |
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| 03/09/21 | Deletion of:mamoric. |
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| 04/09/21 | Deletion of:Devine August and Dr.Strange. |