Shadows of the empire

"His name is Xizor, Underlord of a galaxywide criminal organization called Black Sun. He seeks to displace Darth Vader as Emperor Palpatine's right hand. To do so, he will hatch a brilliantly evil plan to discredit Vader in the Emperor's eyes. But in the meantime he will join the Dark Lord in an unholy alliance whose common target is the young Rebel hero, Luke Skywalker."--BOOK JACKET. "While Vader and Xizor bait their trap for Luke, Han Solo is...