you can be 4 jedi's
mace windu
count dooko
luke
vader
reports are you can also be Yoda,Obi Wan, Ayla Secura,etc...
also they needed to make a second edition because they didnt include the episiode 3 battles in the first battlefront. nor were there any space battles. in this 2nd game you can...
-play as a Jedi!
-play more maps (battles)!
-play modified maps from the original game!
-take part in the space battles!
-when in space,you can dock your transport ship in an enemy Hangar to take over an enemy ship!
-more vehicals
-more characters
-larger maps (battlefields)
etc........