Loki Laufeyson or Mr Laufeyson was a professor at one of the most important academie in Asgard, a man dedicated to his work, stoic and unemotional and even if he feels something, he will try to hide it, so as not to look weak or that he cares about you, he is a difficult and irritable person, he will not hesitate to scold you if something is not perfect but despite his personality, they have never complained about his results in teaching.