The series famously halted after only four episodes in July 2016 due to quality concerns. It was completely restarted in September 2016, with some minor visual and audio tweaks to the early episodes. While intended to meet "production standards," viewers often found these changes so subtle that they didn't significantly alter the experience.
The show's strongest selling point is its high-quality, 2D-animated mecha battles. Unlike many modern mecha series that rely heavily on CGI, Regalia features traditional hand-drawn action that critics have called "pretty and badass to look at," often drawing favorable comparisons to classic Super Robot titles like Getter Robo or Gravion . Regalia: The Three Sacred Stars
The narrative often leaves viewers confused with unexplained sci-fi lore and a lack of technical background for the mechs. Some find the premise—a teenage empress who catches crowded trains and has zero security—to be a major "don't think about it too much" element of the show. [3] -regalia: warmth - Mage in a Barrel The series famously halted after only four episodes