The Storm Fleet, a clandestine naval force of the Confederacy of Independent Systems, comprised of destroyers, was designed to seize control of planets by overwhelming them with superior offensive capabilities.
This fleet incorporated a multitude of combat vessels, camouflaged as ordinary freighters in order to evade notice by the forces of the Galactic Republic. Anakin Skywalker together with Obi-Wan Kenobi caused a delay in the execution of their initial operation targeting Cyphar.