Black Fleet

The Black Fleet was the name given to an armada ot Dalek warships that consisted of at least eight such vessels which participated in the Dalek Empire's Invasion of Earth in 2157. Upon entering the star system, the fleet attacked Void Station Cassius and destroyed it after which they blanketed the region by forming a subspace blockade in order to prevent any ships or supplies from reaching Cassius. (NA: GodEngine)