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 battle to defeat the forces of the evil Galactic Empire rages on. Throughout the vastness of space, heroic men, women, and aliens of the Rebel Alliance fight valiantly to keep alive the hopes for freedom and to restore the ways of the Old Republic with its wise Senate and noble line of Jedi Knights. But a feud between two powerful villains may prove disastrous for the Alliance. Trioculus is determined to steal away Princess Leia from Han Solo and make her his dark queen. But when Jabba the Hutt's father, Zorba, returns to Tatooine and learns that his son died by Leia's hand, Zorba takes off to Cloud City and prepares for... Zorba the Hutt's Revenge.