an 'unarmed' security guard
(..) Kill him now. I shouldn’t. Do it. You did well, Anakin. He was too dangerous to be kept alive. Yes, but he was an unarmed prisoner. I shouldn’t have done that. It’s not the Jedi way. It is only natural. He cut off your arm, and you wanted revenge. It wasn’t the first time, Anakin. (..)2005 Star Wars: Episode III - Revenge of the Sith