What is the lore of Brokul?

Question

Is he an enemy or an allie of the Deathlings?  Is he a Deathling?

How can we connect him to variphor?

What is his relation with the true book of death

Answer 1

He is a Deathling and he is enemy of deeplings.

He is conected with  Variphor because Variphor is behind the secret library quest, but i dont know how exactly.

Here you have a link to the history of Variphor, but Brokul is not mentioned https://tibia.fandom.com/wiki/Variphor