OMFG this took such a long time do finish... My estimation is, I made the lineart sometime in autumn. Yeah. But anyway, it's finished now and that's what matters! right...?
Now, here's a little list of every killer's name, nickname and some songs that are about them. Just for kicks and to (once again) prove my incredible geekiness when it comes to knowing things about serial killers...

(From left to right)
1. Ted Bundy aka. The Campus Killer
Songs about him: "Bundy" - Animal Alpha [link] and "Ted Bundy" - Coven [link]
2. Jeffrey Dahmer aka. The Milwaukee Monster
Songs about him: "Jeffrey Dahmer and the Chocolate Factory" (and the whole album "Dahmer" by Macabre) [link] & [link](album) and "213" - Slayer [link]
3. John Wayne Gacy aka. The Killer Clown
Songs about him: "John Wayne Gacy Jr." - Sufjan Stevens [link] and "Gacy's Lot" - Macabre [link]
4. Ed Gein aka. The Plainfield Ghoul
Songs about him: "Old Mean Ed Gein" - The Fibonaccis [link] , "Ed Gein" - Nightmare at Hanging Rock [link] , "Nothing to Gein" - Mudvayne [link] and "Skinned" - Blind Melon [link]
5. Andrei Chikatilo aka. The Rostov Ripper
Songs about him: "Psychopathy Red" - Slayer [link] and "Andrei Chikatilo" - Nightmare at Hanging Rock [link]
6. Albert Fish aka. The Werewolf of Wysteria
Songs about him: "Fishtales" - Macabre [link] and "Albert 'Cannibal' Fish" - Post Mortem [link]
7. Dennis Nilsen aka. The Kindly Killer
Songs about him: "You're Dying to be with Me" - Macabre [link] and "Killing for Company" - Swans [link]
8. Peter Kürten aka. The Vampire of Düsseldorf
Songs about him: "Vampire of Düsseldorf" - Macabre [link] and "In Germany Before the War" - Randy Newman [link]
9. Edmund Kemper aka. The Co-Ed Killer
Songs about him: "Outer Space" - System of a Down [link] and "Edmund Kemper had a horrible Temper" - Macabre [link]
10. Fritz Haarmann aka. The Butcher of Hanover
Songs about him: "Fritz Haarmann der Metzger" - Macabre [link]
11. Armin Meiwes aka. Der Metzgermeister
Songs about him: "Mein Teil" - Rammstein [link] and "Eaten" - Bloodbath [link]
12. Henry Lee Lucas & Ottis Toole
Songs about them: "Serial Killer" - Macabre [link] and "Murder Company" - Church of Misery [link]
13. Richard Ramirez aka. The Night Stalker
Songs about him: "The Night Stalker" - Nightmare at Hanging Rock [link] and "Nightstalker" - Macabre [link]
14. Aileen Wuornos
Songs about her: "Aileen Wuornos" - Nightmare at Hanging Rock [link] and "Sixth of June" - It Dies Today [link]
15. Jack the Ripper aka. Leather Apron
Songs about him: "Jack the Ripper" - Macabre [link] and "Blood Red Sandman" - Lordi [link]
16. Mary Bell aka. The Tyneside Strangler
Songs about her: "Mary Bell" - Monte Cazazza [link] and "Mary Bell" - Macabre [link]
17. The Zodiac
Songs about him: "Gemini" - Slayer [link] and "Zodiac" - Macabre [link]
18. Elizabeth Báthory aka. The Blood Countess
Songs about her: "Beauty Through Order" - Slayer [link] and "Elizabeth" - Ghost [link]
19. Charles Manson
Songs about him: "ATWA" - System of a Down [link] and "Beatle Manson" - Nightmare at Hanging Rock [link]
20. Dorothea Puente
Songs about her: "Dorthea's Dead Folk's Home" - Macabre [link]
21. Vlad Tepes aka. Dracula or Vlad the Impaler
Songs about him: "Dracula" - Macabre [link] and "Vlad the Impaler" - Kasabian [link]
22. David Berkowitz aka. The Son of Sam
Songs about him: "Son of Sam I Am" - Nightmare at Hanging Rock [link] and "Son of Sam" - Macabre [link]
23. Lizzie Borden
Songs about her: "Lizzie Borden" - Macabre [link] and "She Took and Axe" - Flotsam and Jetsam [link]
24. Gary Ridgway aka. The Green River Killer
Songs about him: "The Green River Murderer (He's Still Out There)" - Macabre [link] and "Deep Red Bells" - Neko Case [link]
25. Herman Mudgett aka. Dr. H. H. Holmes
Songs about him: "Dr. Holmes (He Stripped Their Bones)" - Macabre [link] and "H. H. Holmes" - Nightmare at Hanging Rock [link]
25. Angelo Buono & Kenneth Bianchi aka. The Hillside Stranglers
Songs about them: "The Hillside Stranglers" - Nightmare at Hanging Rock [link] and "The Hillside Stranglers" - Macabre [link]
26. Dennis Rader aka. The BTK Killer
Songs about him: "BTK" - Nightmare at Hanging Rock [link] and "Bind Torture Kill" - Suffocation [link]
27. Ian Brady & Myra Hindley (on the last row) aka. The Moors Murderers
Songs about them: "Suffer Little Children" - The Smiths [link] and "No One Is Innocent" - The Sex Pistols [link]

Aaaaand, that's that for now!
I'm thinking about making a picture with cult leaders too, but we'll see about that.