https://www.ranker.com/list/signs-someone-is-possessed-by-a-demon/matthew-lavelle
http://weeklyworldnews.com/mutants/9904/9-ways-to-tell-if-youre-possessed/

10  Blackouts or Lost Time
http://www.unariunwisdom.com/the-effects-of-spirit-possession/


9   Poor Dental Hygiene
https://www.ranker.com/list/signs-someone-is-possessed-by-a-demon/matthew-lavelle


8   Low Energy
https://en.wikipedia.org/wiki/Demonic_possession


7   Markings or Odours
https://www.scoopwhoop.com/real-life-demonic-possessions/#.19qirkytz
https://en.wikipedia.org/wiki/Demonic_possession


6   Superhuman Strength
https://www.blueletterbible.org/faq/don_stewart/don_stewart_59.cfm
https://en.wikipedia.org/wiki/Demonic_possession


5   Impossible Knowledge
https://en.wikipedia.org/wiki/Demonic_possession
https://www.scoopwhoop.com/real-life-demonic-possessions/#.19qirkytz


4   Significant Character Changes
https://en.wikipedia.org/wiki/Demonic_possession
https://en.wikipedia.org/wiki/Trial_of_Arne_Cheyenne_Johnson


3 Aggression to Loved Ones
https://en.wikipedia.org/wiki/Michael_Taylor_(demoniac)


2   Reactions to Prayer
https://www.catholicnewsagency.com/news/how-can-you-tell-if-someone-is-demon-possessed-55784


1   Defying Gravity and Psychokinesis
https://www.scoopwhoop.com/real-life-demonic-possessions/#.19qirkytz