True. We never really get to see him kill all the jedi whose light sabers he took. And his character is quite cowardly and talkative... unlike Darth Maul who is the silent but powerful type.
huh, to me he seemed like a minor antagonist. Wasn't he a lizard-type creature that got injured to the point where he needed a permenant suit of armor/resperator- oh now I see what you mean