In Westeros, Jon Snow is a Bastard and a shame to Ned Stark. In Skyrim, he is a Warrior, a Hero, but most importantly, he is the Dragonborn. When word of trouble in Westeros reaches him, Jon will have no choice but to return home, but not as the Bastard of Ned Stark, but as the Dovahkiin.
Forcefully taken away from his world, Izuku Midoriya quickly comes to terms with the new one he finds himself in and eventually becomes the Number One Hero. As Deku continues to fight Villains and Mysterious Beings, he soon discovers that his old world hasn't forgotten him. OP Deku. One Punch Man World... for now.
Strangely, the human body can stand a lot of punishment and yet, shatter like fragile glass. Severus withstood abuse for all his life, both at home and at Hogwarts so was it to anyone's surprise when he decided to take his own life to end his suffering? Alas, Severus's life didn't end there and so, his classmates, professors and strangers sit to watch the many lives of Severus.
Once his friendship with Lily ends, Severus has nobody left to care for in his life. Luckily, one last person does care for the young Slytherin. With their help, they not only change Severus's fate but also the world's. This is the story of the Half-Blood Prince who went from an Unwanted Slytherin to the third coming of Merlin.