1 evil dao superior

1.Reverend Insanity(2nd fav)

2. Soul of Negary

3. Netherils glory(best)

4. Hells app

5. Iron Blood

6. I'll show you a villain

7. Evil cultivator

8. Mage of darkness

9. Epic of the demonic sage(5th fav)

10. Evil samurai in a cultivation world

11. Death sutra[!]

12. Aliens evolution system

13. My journey to godhood as an evil cultivator(almost rivals reverend insanity)

14. Rise of the vampiric empire(3rd fav)

15. Devourer of destiny(good but dropped)

16.The Dark Mark

17. A villain's sword is sharp(4th fav)

18. Apartment for rent

19. Madness apostle(in my top 10's)

20. Rise of the worm sovereign

21. Naruto dream to immortality(an extremely small amount of poison that does not affect the story whatsoever)[!]

22. The original seeker(A slow descent to sociopathy)

23. The immortal demon

24. Ascending the heaven as an evil god(everyone says this is a top-tier one but i only read it to the latest translated release which isn't that much)

25. Extreme Eternal Demon

26. I Am an Evil Sword

27. Ouroboros Record ~Circus of Oubeniel~

28. Youjo Senki

29. Phantasmal Genesis(promising start)

30. Warlock of the Magus World (a certain amount of poison but once which does not significantly effect the story)[!]

31. Overlord (you know how it is)[!](enjoyable)

32. Reincarnation Paradise(haven't read this one but it is highly rated by @FIEND )

33. FFF-Class Trashero(comedic evil)(poisons unrelated to the mc)(enjoyable)

34: naruto:one step at a time

credit: toxicane