A large castle in space which is being propelled to the Moon with the combined power of the Count, Carmilla, Garmr, and Muspell, all of whom Hel sacrificed as part of her plan. In Boktai 3: Sabata's Counterattack it was then later ruled by Ratatosk to begin the revival of Vanargand. The Dark Castle can also be referred to the Lunar Knights version which it is ruled by Dumas.