The Ancient Wrestler

 The Ancient Wrestler is from Poptropolis Games Island. In the bonus quest challenges you to protect his title and honor, so he is not actually evil in any way or another.

Role in Poptropolis Games
After you claim victory for your tribe, the Ancient Wrestler rises and challenges you for your title. Then you continue to the bonus quest where he, The Ancient Wrestler, asks who claims themselves as Champion of Poptropica, which is the player, and challenges you to battle him in the greatest sport of all, wrestling. After you win, however, he openly admits defeat.