Place the child in a cage with a cuddly animal for several days. Dark, and all alone except for the animal they will bond with it. Then several days later during a ceremony, they will remove the child and animal from the cage, kill the animal and force the child to eat its heart. That's damage the child will never recover from...
These people doing the bidding of the evil, need to die to save future victims.
That's why there are TWO taken up on this 'high place'.
To distinguish, one stops the upward climb and looks down, hoping to use force as gain to self. He often masquerades as priest and in fact the upper echelon of religions are filled with this.
White magick vs Black Magic in a Hegelian dichotomy, going to and fro.
Where's the Middle in all this? That is the keystone that supports the two columns.