Nemeses

Superman and Lex Luthor were arch nemeses in the comic book.

Her lack of self-control when it came to spending was her financial nemeses.

The main character's nemeses in the movie were the gang of thieves who had taken over her neighborhood.

The superhero's nemeses were constantly coming up with new plans to defeat him.

The superhero and supervillain in the comic book were nemeses.

The nemeses of clean energy are the fossil fuel industries that have long dominated the world's energy production.

Their nemeses were their fear of failure and lack of self-confidence.

The hero's nemeses were the villains who sought to destroy the city.