Cursed Child of Ravenclaw

[Please note that you have been burdened with seven curses, danger is everywhere! Mason, a prisoner of a single-player survival game who lost his save files due to illegal travel, put on the incomplete Ring of the Seven Curses the next second he woke up. "Only this level of difficulty? Never compromise, Dharma Dog, mite, Difficult Sacrifice, Horizon Overhaul, etc., Bring them up quickly!" The target is the [most vicious and evil] world of magic. Tom, can you taste the fragrance of hatred? My power grows stronger with the hatred of others! "It's the opening season of Hogwarts. It doesn't matter if I have one more unlucky person who is cursed, right?" *There will be no worldview collision and invasion *Introduction is just the dark side of the protagonist