Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
A Measure of Mercy ( 20 points )	Complete the game and choose the Light Side ending.
Betrayed By Rage ( 20 points )	Complete the game and choose the Dark Side ending.
Bring Down the Giant ( 20 points )	Defeat the Gorog.
Crack The Sky ( 20 points )	Destroy the Star Destroyer.
Escape from Kamino ( 20 points )	Escape Kamino in Vader's TIE Advanced.
Meeting of the Jedi ( 20 points )	Reunite with Kota.
Poor Bob ( 10 points )	Force Grip a Stormtrooper, impale him, zap him with Lightning, then throw him into an object.
The Exterminator ( 20 points )	Defeat the Terror Walker.
The Nemesis in Flames ( 20 points )	Destroy the Gunship.