Louis Pasteur was a French chemist and microbiologist who revolutionized medicine with his discoveries. He's known as the "Father of Microbiology" for establishing the germ theory of disease and developing the process of pasteurization.
Vote which fictional character would naturally fit in-universe with a big-named franchise! No time-travel, no interdimensional crap, no "Pooh's Adventures", they would just exist in-universe.
