The fuck is up with the MC wearing a fur lined trenchcoat? I mean like honestly this is so stereotypical for an MC in manga. See SAO, In another world with a smartphone, slime tensei, etc.
Wow are the people in this world retards, just because a class isn't showy it's useless.... How can't they understand how black magician is a broken class to have in a party. His old party will in all likelihood find that their progress will slow or outright stop and fail to kill upcoming floor...