Boss Ghost

Boss Ghosts are a type of ghost found in Luigi's Mansion 3, functioning similarly to Portrait Ghosts.

Boss Ghosts

 * Boolossus (0 HP), who is fought on the ScareScraper hotel's roof
 * Steward (250 HP), a blue bellhop/receptionist ghost that's seen in the Grand Lobby first floor, and he's fought while in the underground parking garage in Basement 1, where he throws suitcases and luggages at Luigi, and gives Luigi the first and fifth elevator buttons
 * Chambrea (200 HP), a purple maid/housekeeper ghost seen in the intro on the Grand Lobby second floor heading towards the Grand Lobby second floor elevator and is fought in the RIP Suites fifth floor in hotel rooms (508), (507), (506), and in hotel room (505), and uses her hand duster to make Luigi sneeze and she has Professor E. Gadd's briefcase, for the third floor elevator button
 * Kruller (250 HP), an overweight security guard/mall cop ghost that resembles Mr. Luggs and battles with Gooigi using a water gun from the lost and found on the Hotel Shops third floor in a room besides his security office for the second floor elevator button
 * Chef Soulfflé (350 HP), a French chef ghost that's fought in the Mezzanine second floor kitchen and uses his frying pan for defense for the fourth floor elevator button, which Luigi has to chase a mouse for through a couple of rooms until it's finally snatched inside one of the floor's bathrooms full of food and mice
 * Amadeus Wolfgeist (450 HP), a composer/musician ghost fought in The Great Stage fourth floor, who hides inside a piano for the sixth elevator button
 * King MacFrights (200 HP), a Scottish medieval-style king ghost on the Castle MacFrights sixth floor for the seventh elevator button
 * Dr. Potter (300 HP), a botanist ghost on the Garden Suites seventh floor for the eighth elevator button
 * Morty (25 HP), a French film director, on the Paranormal Productions eighth floor for the ninth elevator button
 * Ug (400 HP), a caveman ghost who controls an animate T-Rex dinosaur skeleton in a dinosaur museum themed area on the Unnatural History Museum ninth floor for the Basement 2 elevator button
 * Clem (350 HP), a mechanic ghost inside Basement 2 for the tenth elevator button
 * Serpci (300 HP), a pharaoh ghost with black hair who wears Egyptian attire on the Tomb Suites tenth floor for the eleventh elevator button
 * Nikki, Lindsey, & Ginny (100 HP each), a trio of magician ghosts who are triplets, and battle Luigi in a manner similar to the three rotating hats from the Star Shuffle game from Mario Party 6, on the Twisted Suites eleventh floor for the twelfth elevator button
 * Captain Fishook (300 HP), a shark pirate ghost fought on The Spectral Catch twelfth floor for the thirteenth elevator button under his left eye patch
 * Johnny Deepend (60 HP), a swimmer ghost battling on top of an indoor pool who throws volleyballs at Luigi on the Fitness Center thirteenth floor for the fourteenth elevator button
 * DJ Phantasmagloria (450 HP), a female disco disk jockey diva ghost wearing an afro who DJ's and throws vinyl records at Luigi on The Dance Hall fourteenth floor for the fifteenth elevator button
 * Hellen Gravely (600 HP), a female purple ghost who is the owner of The Last Resort that wears a long dress and sunglasses seen on the Grand Lobby first floor, RIP Suites fifth floor, and Master Suite fifteenth floor alongside her pet cat called Polterkitty
 * King Boo (0 HP), seen on the RIP Suites fifth floor hallway and is fought on the Rooftop above the Master Suite fifteenth floor