
1) Agents of retribution 2) Agents of undoing 3) Archenemies 4) Archrivals 5) Banes 6) Batman and robin, to catwoman 7) Bete noir et al 8) Bond and Blofeld 9) Fierce foes 10) Fighting types 11) Foes 12) Formidable opponents 13) Formidable rivals 14) Joker and Riddler, to Batman 15) Just punishments
Found on
https://www.crosswordclues.com/clue/nemeses

1) Avengers 2) Banes 3) Foes 4) Old enemies
Found on
https://www.crosswordclues.com/clue/nemeses
No exact match found.