BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
The Youtini Expanded Universe Ranking system is a 1-5 scale that ranks EU book quality, difficulty, and importance. Books closer to Level 1 are easier to read and understand, more important, and of higher quality.
THE FORMER JEDI BEGINS LAYING THE GROUNDWORK FOR HIS SITH MASTER! However, an unexpected encounter with an old student threatens his plans. Caught between his old life and his new, will DOOKU be able to protect the secrets of the SITH? And does he control the DARK SIDE, or is he merely its tool?