Finally sat down and compiled the villains listed at the above links, although I did remove a few for not being "evil" enough. Here is my Best Superhero Comic Book Movie Villain of All-Time list:
01. Thanos (Josh Brolin)
Avengers: Infinity War
02. Joker (Heath Ledger)
The Dark Knight
03. Killmonger (Michael B. Jordan)
Black Panther
04. Green Goblin (Willem Dafoe)
Spider-Man
05. General Zod (Michael Shannon)
Man of Steel
06. Doomsday
Batman v Superman: Dawn of Justice
07. Loki (Tom Hiddleston)
Thor
08. Ultron (James Spader)
Avengers: Age of Ultron
09. Hela (Cate Blanchett)
Thor: Ragnarok
10. Magneto (Ian McKellen)
X-Men
11. Joker (Joaquin Phoenix)
Joker
12. The Winter Soldier (Sebastian Stan)
Captain America: The Winter Soldier
13. Dr. Octopus (Alfred Molina)
Spider-Man 2
14. Joker (Jack Nicholson)
Batman
15. Mysterio (Jake Gyllenhaal)
Spider-Man: Far From Home
16. Bane (Tom Hardy)
The Dark Knight Rises
17. Vulture (Michael Keaton)
Spider-Man: Homecoming
18. William Stryker (Brian Cox)
X2: X-Men United
19. Two-Face (Aaron Eckhart)
The Dark Knight
20. Lex Luthor (Gene Hackman)
Superman
21. Lucifer Morningstar (Peter Stormare)
Constantine
22. Catwoman (Michelle Pfeiffer)
Batman Returns
23. Lex Luthor (Kevin Spacey)
Superman Returns
24. Steppenwolf (Ciaran Hinds)
Zack Snyder's Justice League
25. General Zod (Terence Stamp)
Superman II
26. Enchantress (Cara Delevingne)
Suicide Squad
27. Scarecrow (Cillian Murphy)
Batman Begins
28. Joker (Jared Leto)
Suicide Squad
29. Deacon Frost (Stephen Dorff)
Blade
30. Mystique (Rebecca Romijn)
X-Men
31. Obadiah Stane (Jeff Bridges)
Iron Man
32. Ra's Al Ghul (Liam Neeson)
Batman Begins
33. Ares (David Thewlis)
Wonder Woman
34. Ocean Master (Patrick Wilson)
Aquaman
35. The Penguin (Danny DeVito)
Batman Returns
36. Black Manta (Yahya Abdul-Mateen III)
Aquaman
37. Ulysses Klaue (Andy Serkis)
Avengers: Age of Ultron
38. Lex Luthor (Jesse Eisenberg)
Batman v Superman: Dawn of Justice
39. Joker (Mark Hamill)
Batman: Mask of the Phantasm
40. Syndrome (Jason Lee)
The Incredibles
41. Talia al Ghul (Marion Cotillard)
The Dark Knight Rises
42. Barbara Minerva (Kristin Wiig)
Wonder Woman 1984
43. Mr. Freeze (Arnold Schwarzenegger)
Batman & Robin
44. The Riddler (Jim Carrey)
Batman Forever
45. Mr. Glass (Samuel L. Jackson)
Unbreakable
46. Poison Ivy (Uma Thurman)
Batman & Robin
47. Ozymandias (Thomas Goode)
Watchmen
48. Two-Face (Tommy Lee Jones)
Batman Forever
49. Dr. Sivana (Mark Strong)
Shazam!
50. Erich Ludendorff (Danny Huston)
Wonder Woman
51. Black Mask (Ewan McGregor)
Birds of Prey: And the Fantabulous Emancipation of One Harley Quinn
52. Helmut Zemo (Daniel Bruhl)
Captain America: Civil War
53. Maxwell Lord (Pedro Pascal)
Wonder Woman 1984
54. Hector Hammond (Peter Sarsgaard)
Green Lantern
55. Lauren Hedare (Sharon Stone)
Catwoman
56. Parallax
Green Lantern
57. Victor Zsasz (Chris Messina)
Birds of Prey: And the Fantabulous Emancipation of One Harley Quinn
58. Doctor Poison (Elena Anaya)
Wonder Woman
59. Prowler (Mahershala Ali)
Spider-Man: Into the Spider-Verse
60. Bane (Jeep Swenson)
Batman & Robin
61. Max Shreck (Christopher Walken)
Batman Returns
62. Quentin Turnbull (John Malkovich)
Jonah Hex
63. Royal Pain (Mary Elizabeth Winstead)
Sky High
64. Selena (Faye Dunaway)
Supergirl
65. Ross Webster (Robert Vaughn)
Superman III
66. Dr. Anton Arcane (Louis Jordan)
Swamp Thing