The Citadel served as Magneto's base of operations during the Ultimatum event, during this very event the Citadel was attacked and destroyed (alongside Magneto's death) by the collection of super-humans; X-Men (Wolverine, Cyclops, Jean Grey, Storm, Colossus), The Ultimates (Hawkeye, Iron Man, Captain America, Valkyrie), Hulk, Nick Fury, Reed Richards, Dr. Doom, and Zarda.
Points of Interest
- Magneto's Throne Room.
- Various Private Quarters.
- Medical Centre.
- Ark Project Holding Facilities.
- Security Room.
- Sub-Level (Engines).
Items within the Citadel
- Artwork stolen from the Louvre:
- Le Chateau Des Pyrenees (by René Magritte).
- Countless priceless pieces of artwork.
- Original movie prints (i.e. The Thing from Another World).
- Famous first editions of various sci-fi novels, that were read by Magneto whilst he was a teenager.
- Forge's Magnetic Mutant Amplifier.
- Brotherhood of Mutant Supremacy:
- Countless other Mutants.
- Cyclops (Rescued, kept in medical section of the Citadel).
- Ark Project (a program for selected future breeding purposes):
- Its design is based on Rene Magritte's La Chateau des Pyrenees, Magneto's favorite painting.