| GUID | Player | Team | League | Division | Joined | Abandoned |
|---|---|---|---|---|---|---|
| cM-EcHo | EcHo | GSN | CAL | DOTA Open | 2006-09-06 | 2007-01-01 |
| Echo | Echo | Serenity Now | CAL | DOTA Open | 2006-04-25 | 2007-01-01 |
| echo. | beReal | CAL | DOTA Open | 2008-10-28 | — | |
| EchO[xC] | aNm)Haze | Team #90442 | CAL | DOTA Open | 2006-04-25 | 2006-04-26 |
| pXn Echo IV | Big Richard PRO | Derrick "Big Richard PRO" Thomps | CAL | na | 2007-11-10 | — |
| ECHO[xK]l0ve | duyy | Team #91008 | CAL | DOTA Open | 2006-05-24 | 2006-06-21 |
| nXs2.Echo@Azeroth | noname | Team #90507 | CAL | DOTA Open | 2006-04-25 | 2006-04-26 |
| nXs2.Echo@Azeroth | noname | Team #90507 | CAL | DOTA Open | 2006-04-25 | 2006-04-26 |
| nXs2.Echo@Azeroth | noname | Team #90507 | CAL | DOTA Open | 2006-04-25 | 2006-04-26 |