By David Armstrong Caveat Lector: Marvel’s M.O.D.O.K.is rated TV-MA, and more importantly, spoilers follow for it below. Plenty of other people have written on what makes the Mental Organism Designed Only for Killing—M.O.D.O.K., for short—among the most ridiculous products of Marvel’s long publishing history, and therefore what is just so comedically perfect about the first (but hopefully…