10  Plague Doctor
https://www.dailymail.co.uk/news/article-3282117/Creepy-video-featuring-masked-figure-cryptic-clues-death-White-House-baffles-internet.html
https://en.wikipedia.org/wiki/11B-X-1371


9   The Visalia Ransacker
https://en.wikipedia.org/wiki/Visalia_Ransacker
https://en.wikipedia.org/wiki/Golden_State_Killer


8   The Geezer Bandit
https://en.wikipedia.org/wiki/Geezer_Bandit


7   Claptone
https://www.smh.com.au/entertainment/music/the-claptone-conundrum-how-can-one-dj-play-in-two-places-at-once-20180524-h10ik1.html
https://en.wikipedia.org/wiki/Claptone


6   The Max Headroom Broadcast
https://en.wikipedia.org/wiki/Max_Headroom_broadcast_signal_intrusion


5   The Phantom Killer
https://www.aetv.com/real-crime/4-horrifying-killers-who-wore-masks-and-costumes
https://en.wikipedia.org/wiki/Texarkana_Moonlight_Murders


4   The Zodiac
https://www.aetv.com/real-crime/4-horrifying-killers-who-wore-masks-and-costumes
https://en.wikipedia.org/wiki/Zodiac_Killer


3   The Man in the Iron Mask
https://www.livescience.com/54669-man-in-the-iron-mask-identified.html
https://en.wikipedia.org/wiki/Man_in_the_Iron_Mask


2   Banksy
https://en.wikipedia.org/wiki/Banksy


1   Anonymous
https://en.wikipedia.org/wiki/Anonymous_(group)