Demonic Possession has these relationships to other tropes:

parents kids shares a parent with:
Body Snatcher
Face Monster Turn
Powers Via Possession
parent child
Body SnatcherGrand Theft Me
Face Monster TurnTragic Monster
''Stockholm Syndrome
''Being Tortured Makes You Evil
''Brainwashed And Crazy
''Transhuman Treachery
''Zombie Infectee
''And Then John Was A Zombie
''The Virus
''With Great Power Comes Great Insanity
''Split Personality Takeover
''Resist The Beast
You'll need to Get Known if you want to add or modify these relationships.