Imagine the plot twist of him being dead and is wondering around as a ghost without realising and that’s why the students are scared of him and he can see through the cloak. I know it’s not the case but imagine how unique that would be.
Because paragraph comments for whatever reason don't work for me I'll write it here.
A room for Luna and Zane exists, it is called Nest 2.0. It is mentioned in chapter 27 near the beginning
I don't know how but he should make a spell that literally have a random effect but the more you don't like the target the more malicious the effects.
Basically accidental magic but in form of a spell.