Rick and Morty haunted this decade like a chatty holographic ghost that occasionally biomorphs into a giant spluttering bloodmonster. Somehow it’s been six years since the show about world-crunching inventor Rick (voiced by co-creator Justin Roiland) and his callow grandson Morty (Roiland also) debuted on Adult Swim. There have only been three short-ish seasons so far. By …
