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.
Free from the false charges against him, former Padawan Zayne Carrick discovers that one of his allies, Jarael, has been running from her past. Soon Zayne is caught in a web of sport dueling, slavery, an evil twin, an ancient society, and finally, the frontline of the Mandalorian Wars.