Michael Myers. If by best, you mean worst, see the links below.
Anthony Sowell.
There have been several serial killers from Ohio but probably the most recognized of these would be Jeffrey Dahmer, who killed at least 17 young boys and men in Ohio and Wisconsin beginning in the 1970's.
Serial killer groupies.
I Am Not a Serial Killer was created in 2009.
The ISBN of I Am Not a Serial Killer is 0755348818.
How to Be a Serial Killer was created in 2008.
the serial killer is Marlena !............
Lightning is called the THUNDERSTORM'S WORST KILLER
I Am Not a Serial Killer has 288 pages.
Tornadoes are called a thunderstorm's worst killer.
The killer in Scream is known as Ghostface. In the movie he is a serial killer, but he is a fictional character.