Vault

The Vault is an area in the E. Gadd's Bunker that stores the various collectebles that Luigi finds along the way.

File:250px-EgaddLuigiLMDM.png

Luigi and E. Gadd inside the Vault

The player must complete mission A-1 "Poltergust 5000" to unlock the Vault. Along with a screen that tells Luigi how much gold he has, the Vault consists of four sections: the Ghost Container, the Boo Canister, Unlockables, and the Gem Collection. The Ghost Container shows all of there ghosts Luigi has collected in the Dark Moon quest and the ScareScraper. The Boo Canister shows the plumber the Boos he's collected. The Unlockables shows Luigi his upgrades to the Power Gauge and the Dark-Light Device, and the Super Poltergust upgrade as well. It also shows him how much gold he has. The Gem Collection shows Luigi his gems, as well as five statues in his likeness if he has every gem, one staue for each mansion. A collection of Luigi's gold can also be seen in the background.

Ghost Container

The Ghost Container shows Luigi what ghosts he's caught in Evershade Valley and the ScareScraper. Each ghost has a documentation about it, and shows the number of the type of ghost caught, and the heaviest ghost of the type caught.

The documentations are shown below.

Evershade Valley Ghosts

"Ghostly residents of Evershade Valley that you have captured."

Name of Ghost	Image	HP	First fought	Vault description
Greenie	250px	10	A-1: Poltergust 5000	NTSC: They like to tinker with things they shouldn't and wield everyday objects as weapons. First, find a way to disarm them, then stun them with your flashlight when the time is right. PAL: They like to tinker with things they shouldn’t and wield everyday objects as weapons. First, find a way to disarm them, then stun them with your torch when the time is right.
Slammer	250px	30	A-2: Gear Up	NTSC: They might look like ruthless brutes, but these tender fellers have a heart of gold under normal circumstances. Just don’t let them give you a round of applause! PAL: They might look like ruthless brutes, but these ghosts usually have a heart of gold. Right now, though, they ARE ruthless brutes, so watch out for shockwaves when they clap!
Hider	250px	15	A-2: Gear Up	These clever fellows love playing hide-and-seek. A bit impatient though, so if you take too long to find them, they'll start throwing things at you! Stay on your toes!
Sneaker	250px	25	B-4: Pool Party	NTSC: These ghosts are swift and cunning. They love to turn invisible and sneak up behind the targets of their pranks, so use the Dark-Light Device to catch them in the act! PAL: These ghosts are swift and cunning. They love to turn invisible an sneak up behind the targets of their pranks, so use the Dark-Light Device to catch them out!
Creeper	250px	Infinite	B-4: Pool Party	NTSC: These gooey ghosts just love to cuddle, and they'll never want to let you go. But after the Dark Moon broke apart, they forgot about the cuddling part. Watch out for them on floors and ceilings! PAL: These gooey ghosts love to cuddle and hold you tight. But when the Dark Moon broke apart, they forgot about the cuddling part. Watch out for them above and below!
Sister Lucinda (PAL: Sister Melinda)	250px	50	B-3: Graveyard Shift	NTSC: The youngest of the fabled Three Sisters. Her hobbies include playing with her mirror and annoying her older sisters by pointing out their flaws. PAL: The youngest of the fabled Three Sisters. Her hobbies include playing with her mirror and annoying her older sisters by pointing out their many flaws.
Sister Belinda	250px	100	B-3: Graveyard Shift	NTSC: One of the fabled Three Sisters. According to her sister Herlinda, she’s the eldest of three. She is an expert on flowers and plants and loves gardening. PAL: One of the fabled Three Sisters. According to her sister Herlinda, she’s the eldest. She is an expert on flowers and plants and loves gardening.
Sister Herlinda	250px	150	B-3: Graveyard Shift	NTSC: One of the fabled Three Sisters. According to her sister Belinda, she’s the eldest of three. Her hobbies include comparing herself to flowers and looking in the mirror. PAL: One of the fabled Three Sisters. According to her sister Belinda, she’s the eldest. She thinks she’s prettier than a flower and spends all her time looking at herself in a mirror.
Gobber	250px	100	B-1: A Job For a Plumber	NTSC: Their appetite is...ah...formidable. With stomachs that lack physical boundaries, they won't hesitate to devour everything around them! Be wary of the puddles of...goo. PAL: Their appetite is formidable, and given that their stomachs have no physical boundaries, they just devour everything around them! Be wary of the puddles of goo.
Poltergeist (PAL: Boffin)	250px	50	A-3: Quiet Please!	NTSC: These big-headed know-it-alls have swollen brains (and egos) that afford them telekinetic power. Sadly, their sense of humour seems to be underdeveloped. PAL: These big-headed know-it-alls have swollen brains (and egos) that afford them telekinetic power. Sadly, this seems come at the cost of a sense of a humour.
Strong Greenie	250px	50 (Chained variant: 100)	D-2: Hit Rock Bottom	The Crystals of the mine have really changed these charming fellows. They're now much stronger and more able to get into shenanigans. Don't let them get equipped!
Strong Slammer	250px	150 (Chained variant: 250)	D-2: Hit Rock Bottom	NTSC: Whoever strengthened these bullies by putting them into the crystals had only one thing in mind: creating ghosts strong enough to crush rocks into dust with a single blow. PAL: Whoever put these bullies into crystals had only one thing in mind: creating ghosts strong enough to crush rocks to dust with a single blow.
Strong Hider	File:80px-Strong Hider.png	75	E-1: Front-Door Key	NTSC: Now that theze ghosts have been augmented by the crystals, capturing them is even trickier. It's best to wait until they show themselves to stun them. PAL: Now that these ghosts have undergone crystal augmentation, capturing them is a real nightmare. It's best to wait for an opening before trying to stun them.
Strong Sneaker	250px	100	C-5: Piece at Last	NTSC: This guy is trouble! He’s tougher and meaner than a normal sneaker, and all those marks on his body are bristling with power! PAL: These guys really mean trouble! Tougher and meaner than normal Sneakers, and all those marks on their bodies bristle with power!
Strong Gobber	250px	200 (Chained variant (The one in the picture): 300)	D-3: Across the Chasm	NTSC: These massive, disgusting ghosts can destroy an entire mansion before you can say "Criminy! That's gross!" Watch out for their flying goo, or you'll have a hard time capturing them. PAL: These massive, disgusting ghosts can destroy an entire mansion before you can say "Flying Phelm!" Watch out for their flying goo, or you'll have a hard time capturing them.
Grouchy Possessor	250px	Infinite	A-Boss: Confront the Source	This magnificent ghost possessed a spider queen in his efforts to hold on to his Dark Moon piece. Luigi really had to use his noggin to outsmart this spectre! He has his moments.
Harsh Possessor	250px	Infinite	B-Boss: Tree Topping	This possessor was hiding at the top of that giant tree in the Haunted Towers. He possessed a wooden staircase, of all things, and tried to eat Luigi! I thought he was going to faint!
Overset Possessor	250px	Infinite	C-Boss: Showtime (PAL : Show Time)	To protect the Dark Moon piece within him, he possessed the huge clock face at the top of the tower and called on hordes of ghosts to help him out. A battle to remember!
Shrewd Possessor(PAL: Scornful Possessor)	File:250px-ShrewdPossessor.png	Infinite	D-Boss: Chilly Ride	NTSC: This possessor turned into a huge icy monster and tried to escape with the Dark Moon piece by tunnelling down through the Secret Mine. I thought Luigi was a goner for sure! PAL: Assuming the form of a huge icy monster, this Possessor tunnelled down through the mine in an effort to escape with his Dark Moon piece. Luigi was lucky to survive the ordeal!
Tough Possessor	File:Download (6).jpg	Infinite	E-Boss: Stop the Knightmare	NTSC: This ghost was able to possess multiple suits of armor at once. An impressive feat! I was slightly less impressed when he used tose suits of armor to try to squish Luigi. PAL: This ghost was able to possess multiple suits of armour at once. An impressive feat! I was less impressed when he used tose suits of armour to try to squish Luigi.
Ancient Poltergeist (PAL: Boffin Elder)	250px	100	C-3: Roundhouse Brawl	This Ancient Poltergeist was hiding one of the clock hands from the Clock Tower Gate. Over the years he has learned to control not just air, but sand as well!
Strong Poltergeist (PAL: Strong Boffin)	File:Ghosts.jpg	200	E-3: A Train to Catch	As if they weren't enough trouble already, the crystals have augmented these brainy ghosts' telekinetic powers. I wouldn't want to run into this guy in a dark alley. That's for sure.
Gold Greenie	250px	20	A-1: Poltergust 5000	These greedy Greenies traded their slimy bodies for ones made of molten gold! Can't say I blame them.
???	250px	N/A	A-1: Poltergust 5000 (First appearance) B-5: Doggone Key (PAL: That Dog, the Key Hog) (First Caught)	I haven't come up with a name for this mischevious and adorable Polterpup yet. He's caused us a whole mess of trouble, but I think the playful tyke just wants someone to take him in.

ScareScraper Ghosts

There are many, many ghosts in the ScareScraper. There are 48 in all. There are 9 sets of boss ghosts, each with five different bosses, and three other ghosts: the Polterpup, the Big Polterpup, and The Brain. Some ghosts are called different things in the PAL version. These names are in parenthesis next to the NTSC names.

"Special ghosts captured within the uncanny floors of the ScareScraper."

Gold Ghost Set:

• Bomb Brother
• Beetle Whisperer (Scarab Nabber)
• Terrible Teleporter
• Primordial Goo
• Creeper Launcher (Creeper Creator)

Other Ghosts

• Polterpup
• Big Polterpup
• The Brain

Fashion Ghost Set

• Fright Knight
• Cold Catcher (Snug Thug)
• Freaker Sneaker (Sleek Sneaker)
• Tether Jacket

• Yukata Ball (Spectral Sloth)

Flower Ghost Set

• Blue Pimpernel
• Sun Flower
• Pink Zinnia
• Violet
• Daisy

Food Ghost Set

• Spookumber (Melon-choly)
• Aweberry
• Scorn
• Scareambles (Fright Egg)
• Terrorange

Halloween Ghost Set

• Spooky Spook
• Scars
• Scool (Skoul
• Jack-goo-lantern
• Blimp Reaper

Bug Ghost Set

• Dreadonfly
• Lady Gug (Shadybird)
• Frightfly (Terrorfly)
• Blobberfly
• Go-Bee (Grumble Bee)

Marine Ghost Set

• Horrorca
• Clown Fishy
• Shriek Shark
• Pondguin
• Wurdle (Snapper)

Sports Ghost Set

• Bad-minton
• Footbrawl (American Footbrawl)
• Tennis Menace
• Goolf
• Soccer Ball (Ball Hog)

Animal Ghost Set

• Awelligator (Maligator)
• Banegal
• Zebrawl
• Leoprank
• Cawe (Full Moo)

Boo Canister

This simply lets Luigi see 32 all the Boos he's collected in his adventure. The float around inside the canister, making faces and sometimes twirling around.

Unlockables

This shows Luigi his progress to obtaining the unlockables in the game. There are five in all.

• Power Gauge Level 2
• Dark-Light Level 2
• Power Gauge Level 3
• Dark Light Level 3
• Super Poltergust

Gem Collection

This shows Luigi what gems he's collected in all the mansions. If he's collected all the gems in a mansion, pressing the "View Statue" button at the bottom of the screen will allow Luigi to view a statue of himself in various poses. The statue base is decorated with the gems of the manor. The Gloomy Manor has amethysts, the Haunted Towers have emeralds, the Old Clockworks have rubies, the Secret Mine has sapphires, and the Treacherous Mansion has diamonds. There are 13 gems to collect in each mansion, coming to a grand total of 65 gems. There are five statues, one for each mansion. 

File:All Gem Reward Statues in Luigi's Mansion 2 Dark Moon

All the Gem statues. (Video by GameXplain.)

For the locations of each gem, go here.