https://groundzeroplus.com/3-31-25-the-uncanny-valley-of-the-dolls-when-barbie-smiles-and-says-hello
An Elmo doll begins saying what sounds like death threats after getting new batteries. https://www.youtube.com/watch?v=KA1Ir5028-M
The Haunted_Doll phenomenon has been around for quite a while.
https://usghostadventures.com/haunted-stories/real-haunted-dolls-annabelle-robert-the-doll-and-lily/
https://miamihaunts.com/the-most-famous-haunted-dolls-in-the-world/
https://www.fabledcollective.com/haunted-dolls/
https://www.chicagohistory.org/haunted-dolls
https://en.wikipedia.org/wiki/Haunted_doll#Notable_haunted_dolls
https://en.wikipedia.org/wiki/Voodoo_doll
https://en.wikipedia.org/wiki/Killer_toy#Killer_dolls_in_the_mid-20th_century
https://paranormal-intersection.blogspot.com/search?q=Trilogy+of+Terror
https://paranormal-intersection.blogspot.com/search?q=cursed+objects