Question: who is myx in dc?
Answer: Mister Mxyzptlk (/mɪksjɛzˈpɪtəlɪk/ miks-yez-PIT-əl-ik, /ˈmɪksɪlplɪk/), sometimes called Mxy, is a fictional impish character who appears in DC Comics' Superman comic books, sometimes as a supervillain and other times as an antihero.