The world of "Mythic Quest" is expanding. This week, Apple TV+ shared the news that the wild gaming industry comedy about a video game company led by dysfunctional genius duo Poppy (Charlotte Nicdao) and Ian (Rob McElhenney) has garnered a spin-off, "Mere Mortals." The new eight-episode series will also be set within the world of "Mythic Quest," and will apparently take inspiration from the show's critically acclaimed one-off episodes, telling specific stories about MQ fans, players, and...