Hi, I'm glad to say the first alpha has been release of rome total war, the file front link is:
Files.gamefront.com
The units in this release are:
Republic - Romans
Clone troopers
Clone Sharpshooter
Gungan Mulitungs
CIS - Guals
OOM Security Droids
B1 Battle Droids
B2 Battle Droids
Hutts - Pontus
B1 battle Droids
enjoy