[Suzerain of Sheol]

Is it actually high, though? Anything beyond Average would require specific research or a truly prodigious career, as some of these beasts are so rare or so deadly, almost no one living has actually encountered them. Though you said she spent time in a monastery, so it's possible. Especially if there was a Saint there, since they know all the things more or less.

On my one comment on the eye thing is, it could be easily fixed with any of many available medical and cybernetic technologies (at least in the "civilized" region that Zaccheus controls.)

I mean. I don't know why everyone isn't walking around with psychic diamond eyes....