A combat-useless DC member, and with tech as opposed to the Force besides. And ultimately, he was defeated before his "Death Field" was able to do any significant damage to Vowrawn. We saw already in Act II that he was no legitimate match for the Dark Council's warriors, and I'm suspicious of that fact changing by Act III with little more than verbal evidence to support. Baras certainly had no fear of him, as opposed to his other apprentice.