|Hack||Luigi's Mansion 64.5|
|Stars Required||Defeating Negative Bowser in Lava Laguna Dome|
|Number of Stars||7|
|Music Used||Super Mario Sunshine - Hotel Delfino|
|Level Before||Waterland Wetworks|
|Level After||Pyramuda Desert|
|Stage or HUB Level is located in||Castle Courtyard|
Castelier Plaza is the tenth course in Luigi's Mansion 64.5, and is located in the Castle Courtyard. To gain access to the level, the player must defeat Negative Bowser in the Lava Laguna Dome, then go to unlock the door in the castle courtyard to go to the level.
The course features a large building and grounds, with three floors, an accessible balcony that leads to the roof, and a basement. A separate building found in the basement doesn't contains a speedy merry-go-round in the sewers. This time the Big Boo is absent.
Star 1: EntranceEdit
Luigi must go to enter to the mansion to obtain the starling.
Star 2: ElevatorEdit
Luigi must go to the basement to obtain the starling behind the elevator
Star 3: PoolEdit
Star 4: LibraryEdit
This mission involves finding a starling inside the library
Star 5: BedsEdit
Luigi must go to the room of the beds to find a starling inside
Star 6: RoofEdit
The goal of this mission is to find a starling at the roof.
- Killer chair
- Mr. I