Kriemhild Gretchen is the immense, mountain-sized Witch of Salvation, representing the corrupted form of Madoka Kaname from Puella Magi Madoka Magica . Driven by the nature of "Mercy," she aims to destroy the world by absorbing all life within her barrier, existing as a terrifying force of pure despair across multiple timelines. Kriemhild Gretchen (Canon)/ZeroTwo64