What kind of doll has bat tat on the neck?

The doll with a bat tattoo on the neck is likely a reference to the popular "Monster High" dolls, specifically the character "Draculaura." These dolls are inspired by monster archetypes and often feature unique designs, including tattoos and distinctive accessories. The bat tattoo is emblematic of Draculaura's vampire heritage, adding to her character's spooky yet stylish appeal.