No matter what role Guardian Sol had, one thing was certain. He must be an important piece of the puzzle.
Co-founder Morris literally chose that person over himself, fully knowing that he might not get information related to the bi-annual student tournament knowing how rigid Guardian Sol was regarding the rules.
The information would've allowed Co-founder Morris to take drastically more effective steps and easily send him to the abyss. Eryndor knew how important sending him to the abyss was.
It might very well be Daoisto's part of the deal that Co-founder Morris must send the eldritch Eryndor to the abyss.
What was more important than fulfilling your end of the deal which you made with literally an eldritch entity?
Eryndor lightly banged his head with his fist as he felt a headache coming up.
In the recent few hours he had done such an intensive thinking that he had begun feeling a slight headache.
Or is it because of stress?