Hipponax. The man wrote so many poems roasting people, and was infamous for it. He invented the term "mother -blam!-er" and was so gifted with worde that he drove a few men to suicide. One such, was the father of the woman he loved, who denied their marriage. He allegedly roasted him so badly in poetic verse that the man hung himself. So, while a bit of a prick, there is some modicum of respect that needs to be given to one so talented with words. Aside from him, Artaxerxes because of his ability to manipulate the Greek states into infighting to prevent them from unifying into a formidable rival.