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Bloody Castle (城血液 Shiro Ketsueki), is a castled ruled by Grand Dracumon in Digimon Collectors.
Ofanimon was trying to find research report information in the castle, but ended up being corrupted by Grand Dracumon during the events of the game. Later on, Seraphimon was corrupted by Dracumon due to a joke that he was trying to do with Omekamon.
- Castle's Labyrinth (迷宮城 Meikyūjō)