Darth Caedus

Darth Caedus is a villain in the Star Wars expanded universe. Born Jacen Solo to Han Solo and Leia Organa Solo, he was the brother of Jaina and Anakin Solo. Under the tutelage of his Uncle Luke Skywalker the young Solo became a powerful Jedi Knight. However he would later fall to the Dark Side of the Force and join the Sith. By murdering Luke's wife Mara Jade, Solo attained Sith mastery and took the Sith name of Darth Caedus.