Hell Castle (Kaiser)

Hell Castle is Dr. Hell's island fortress where he keeps and stores his Mechanical Beasts after excavating them from Bardos. Much like its counterpart from the original manga it features four bearded faces that look similar to Dr. Hell's own face.

Features
Among the many facilities of Hell Castle are a storage room of Mechanical Beasts and a command center filled with monitors. For defense Hell Castle uses an array missiles to shoot down enemies. A factory is also present for rebuilding and making Mechanical Beasts that was featured prominently when making a load of Garadoubla MK01 models.

History
Dr. Hell spent much time at Hell Castle where he dabbled in plans to fight the Photon Power Laboratory. In the final episode, Mazinkaiser landed on the island to fight Dr. Hell where it faced the Hell King Gordon after it broke off from the faces on the island. After the Gordon was destroyed, the remains of Hell Castle were destroyed when Dr. Hell attempted to escape.