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