Immobiliser 418 cruiser I think Bravo thought the Johnny Boy could be tractored aboard the interdictor too. A Kuat Drive Yards Interdictor-class Star Destroyer, created because the Immobiliser 418s are so vulnerable by themselves. Uses the converted hull of an Imperial-class SD * * * * Delicate Delinquent, a Seinar Fleet Systems Immobiliser 418 interdictor cruiser. Created using the hull of the Vindicator-class heavy cruiser. Normal Imperial procedure is to pair these with a Nebulon-B or Victory Star Destroyer for protection.