A Queen of the Skithra had plans to awaken the Sea Devils in order to have an army, creating an alternate timeline which caused the Sea Devils to conquer the Earth. She had successfully kidnapped Nikola Tesla and Thomas Edison.
The Thirteenth Doctor with her companions and another Skithra Queen travelled back to rescue the kidnapped humans and blow up the ship. The Queen fought the future Queen in an attempt to stop the ship's detonation but failed and both were killed in the blast. (COMIC: Alternating Current)
