Well you had me thinking what I meant because this post is from 6 years ago and the latest reply also being ancient. Plus the game was pretty new back then. But back on topic; yes I used ancient arrows on Guardians but also on Lynels because of either being in a hurry or having more than enough...
I don't think the arrows suck enemies into a black hole or something. When used on guardians, they'll explode and leave their items behind. They don't vanish like other enemies. And I don't stop using them because there is nothing in the game that makes the environment getting worse when you use...
This is not really a theory. It's pretty clear in the game the ancient arrows kill anything. That's why Lynels (and not only them but every other enemy as well) disappear as soon as you hit them with it. They don't flee, they just get instantly killed and nothing is left behind. This is why you...