| September 2010 | ||
| 19/09/10 | The alliance EB (today: Egg Btrs) was founded. | |
Founding members::  Aeschylus. | ||
 The alliance reaches a population more than 1,000. | ||
| October 2010 | ||
| 25/10/10 | The alliance is now known as Egg Btrs. | |
| January 2011 | ||
| 16/01/11 | The alliance reaches a population more than 5,000. | |
| March 2011 | ||
| 28/03/11 | The alliance reaches a population more than 10,000. | |
| April 2011 | ||
| 24/04/11 |  The alliance have their first conquest. | |
| May 2011 | ||
| 02/05/11 | The alliance has done over 5 conquests. | |