Many of the races from the films are catered for, including Ree Yees' kind, the race that Bosk the bounty hunter came from and more.
For the Star Wars fan there's a distinct amount of sad reminiscing goes on when you see one of your favourite species appear from round a blind corner. Unfortunately, the initial reaction is to shout: "Look, it's that weird looking bloke from Return of the Jedi" by which time he's pumped you full of laser bolts.
Each level has specific objectives that must be completed before you can escape the area. This usually involves finding a certain place or object and collecting or destroying it. You must then return to the position where you were dropped off and wait for someone to come and
pick you up again. No longer do you simply have to find the end of each level but you have to go back and find the beginning again.