Archenemy

Archenemies are heroes who are the main foe of the antagonist and are possibly be the villain's strongest and most powerful enemy, be the total reverse to the villain, have major connections with the past of their villain's, and pose the biggest threat, or probably be the most recurring hero like the Right-Hand enforcer, the Big Good or the Rival. This is the reason why the particular hero is more noticed more than the rest varies.