Comments of chapter undefined of Harry Potter: The art of divination

They fear his mind above all and what he can do with time to prepare, at the end they chose not to chase and to defend the castle why? Because he knows Morpheus will come back with vengeance and he fears that. It would have been unrealistic for him to pull some ancient magic out of his a** that wipes them all out when I’ve shown that he is the most dangerous when he can prepare.