Imperion

Imperion aka the Imprisoned Queen is the main antagonist of Season 2- Imprisoned Arc of CM series in the CM series Franchise. She is the princess of the Imperial Kingdom, also known as the White Star Kingdom, and sidekick to Queen Imperielle, her sister. After billions of years, jealous of her sister's eternal reign and being left out as her sidekick, Imperion left the kingdom and found Deadskull sealed a comet in the wider universe. Freeing him and corrupting into the Imprisoned Queen, they attack the Imperial Kingdom, in which Imperielle imprisons them away from the Central Star, and in the Akuya Castle, causing damage to the Imperial Kingdom. In Season 2, the Imprisoned Queen awakens and attacks the CM Clan after Hannazuki comes to the past to save her mother, and in the end, awakens Deadskull. After the battle between Deadskull and Queen Ella, Imperielle reforms Imperion and the two rule together in the Imperial Kingdom.