The Fortress

The fortress is opened after all 8 bosses have been beaten. The stages are as follows.
 * Fortress Entrance: Front of the fortress, then through the main rooms at surface level, and the interior walls. This area is guarded by Rika
 * Intruder Eliminator: A room at underground level with powerful laser traps. This area is guarded by Nanaru.
 * Water Filtration Facility: A room similar to that of a sewage system underground. This area is guarded by Carla.
 * Virtual Environment Zone: A foresty like room at surface level. Area is protected by a glass dome. This area is guarded by the Gachapin.
 * Control Center: The interior area within the main building of the fortress, contains a rematch room at the end. After the remaches, the magician of the marbles must be fought in an improvised machine, then herself.
 * Underground Facility: A slightly dark area under the main foundation of the fortress. Before the second half, Mega Man will have to fight an old foe before proceeding. This last area is where the Succubus is fought again.