Who is the main antagonist in Overlord?

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Tags

1. #sorcerer
2. #villain
3. #master
4. #being
5. #formerly
6. #overlord
7. #named
8. #kingdom
9. #before
10. #series
11. #momonga
12. #guild
13. #serving
14. #remaining
15. #supreme
16. #nazarick
17. #protagonist
18. #light
19. #novel