Albedo from Genshin Impact, The chief alchemist of the Ordo Favonius, in addition to his ordinary life, has a secret laboratory, which even his assistant Sucrose does not know about. There he conducts all the experiments that he cannot conduct in a conventional laboratory due to the unethical and immoral nature of their content. He's still a genius and hasn't gone crazy, he's just... very interested in science. this type will not laugh maniacally. Don't worry, he doesn't want kill you.