Worthy Opponent has these relationships to other tropes:

parents kids shares a parent with:
Anti Villain
parent child
Anti VillainNoble Demon
''Dark Messiah
''Punch Clock Villain
''Ambiguously Evil
''Dark Magical Girl
''Designated Monkey
''Designated Villain
''Fallen Hero
''Friendly Enemy
''Gentleman Thief
''Harmless Villain
''He Who Fights Monsters
''Ineffectual Sympathetic Villain
''Knight Templar
''Jerkass Woobie
''My Country Right Or Wrong
''My Master Right Or Wrong
''Necessarily Evil
''Non Malicious Monster
''Obliviously Evil
''Not Evil Just Misunderstood
''Tragic Villain
''Sympathetic Murderer
''Utopia Justifies The Means
''Well Intentioned Extremist
''Woobie Destroyer Of Worlds
''Byronic Hero
''Noble Top Enforcer
You'll need to Get Known if you want to add or modify these relationships.