Answer: Gargoyles two main purposes were to scare off evil, and to divert rainwater; they had sprouts that direct water away from the sides of buildings.
Explanation:
Gargoyles were most common during the medieval times when the Church was very powerful. Gargoyles were used to scare off evil and to remind people that evil existed.
Their other primary purpose was to divert rainwater from the foundation of buildings as the rainwater would come out of their open mouths through their long necks.
as for a disadvantage I would say they can be killed by white oak stake and they watch everyone who they love die around them because they live forever
