I'm sorry but when you have to protect an ally or stand against an enemy in a cutscene, with that anger and determination on your face, and pull out your star globe and draw a card, like you are going to read a fortune instead of defend or fight, it is just hard to take seriously. "Oh the cards for your fate are not good, sorry, guess I have to leave you to die"
Astrologian is truly the most supportive healer, and in a party of warriors fighting a trial, it is really wonderful. But in MSQ when you are fighting enemies only the WoL can defeat, with only normal soldiers by your side, it feels awkward to play a supporting role, like I'm sending them to die while I'm more entranced by the motion of the stars than the battle
So for this story then, this ending, I'll return to my beginning, as a white mage, with ancient cane and powerful magic to fight for what I believe