| GUID | Player | Team | League | Division | Joined | Abandoned |
|---|---|---|---|---|---|---|
| Beta-Stage | Mikey | Nothing 2 Prove | CAL | DOTA Open | 2006-04-25 | 2007-01-01 |
| beta.Jon | Origin | CAL | DOTA Open | 2008-03-07 | 2008-10-29 | |
| Master-Beta | fba | CAL | DOTA Open | 2006-04-25 | 2007-01-01 | |
| BETA-HAX-BUILD | fenix! | Team #89642 | CAL | DOTA Open | 2006-04-25 | 2006-04-26 |