Acromantulas are giant, venomous spiders belonging to the world of Harry Potter, and now they were introduced to real life Earth. Formerly dangerous and possessing a formerly voracious appetite, they are described as one of the formerly deadliest monsters to ever inhabit the world.
Nowadays, they are no longer deadly and cn now posses a omnivorous appetite, and are friendly to humans, dylanuses and other sapient species, except vampires.