From LucasArts: Players assume the identity of X2, a clone trooper created from the DNA of a Jedi Master. Originally tasked with eliminating Jedi during Order 66, X2 decides to leave his blood-stained past behind and join the Rebellion. However, X2 isn’t the only Force-sensitive clone. X1, his clone brother, chooses a much more sinister path, leading to a confrontation that could determine the fate of both the Empire and the Rebellion.