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.
As the Empire's grip tightens on the galaxy, the stirrings of a rebellion begin in the Mon Cala system. The fearsome Darth Vader knows that order must be maintained at all costs - and this time the job of snuffing out hope falls to Vader, his inquisitors...and Wilhuff Tarkin! To bring Mon Cala to heel means finding the surviving Jedi that foment this unrest. No tolerance for rebellion can be afforded...but how far will Vader go to complete his mission? The Dark Lord of the Sith goes in for some wet work in this brutal story!