The Executor class Star Dreadnought, also known as the Executor class Super Star Destroyer, officially during production as a Super-Class Star Destroyer, and simply as a super star destroyer class, the super star Destroyer and Super Class, designed by Lira Wessex, were some of the largest and most powerful imperial spaceships that have ever been created with other classes Imperial capital ships, they were also known as a super star destroyer, although they were technically classified as star dreadnoughs. The best known super starter destroyer was the executor, the flagship of the dark lord of the Sith, Darth Vader The Executor-Class Star Dreadnought, so Known as the Executor-Class Super Star Destroyer, Officialy Identification as the Super-Class Star Destroyer, and Simply as the Super Star.