I Weave Fate Across Parallel Times

On the frozen snowfield, amid plumes of smoke, a colossal beast gradually emerges through the blizzard. It looks like a pile of wood and iron crudely cobbled together, with not a trace of beauty. Whether it can even move is one thing; the fact that such a structure can hold its shape is already astonishing. At the front is a huge steel face wearing a grin, with a red mechanical tongue inside its mouth. Below it, four mechanical legs, somewhat like chicken feet, stride forward in turn. They look far too slender to support the enormous mass above, making anyone who sees them worry it might topple over. Legend says that a mysterious being lives in the castle, weaving the fate of humankind. He is the origin of the Brotherhood, the founder of Hogwarts, King Arthur's mentor, and the very source of magic...