You've followed a link to "Nemesis" this could refer to:
- A character's Arch nemesis/ main opponent, which is under Arch-Enemy
Or it could refer to several works called Nemesis, such as:
- The 1992 Cyberpunk film Nemesis.
- The 2009 Mark Millar comic Nemesis.
- The Star Trek Film Star Trek: Nemesis.
- The Star Trek: Voyager episode "Nemesis".
- The online roleplay titled Nemesis.
- The book by Isaac Asimov, Nemesis.
- The video game Resident Evil 3: Nemesis.
- The comic series Nemesis the Warlock.
- The European (and sometimes North American) market title for Konami's Gradius series.
- The YA superhero novel series Nemesis by April Daniels.
Hopefully you can work out which one is wanted from the context. It'd be nice if you fixed the link to go direct to the correct page.