I was inventing at Hogwarts

In 'I was Inventing at Hogwarts', follow Rigg as he brings a unique twist to the world of magic with his industrial inventions at Hogwarts. When faced with the escape of Voldemort, Rigg surprises everyone by using a railgun against the dark wizard. This fantasy novel combines elements of magic and industrialization, making it a thrilling read for fans of transmigration and male protagonist stories.