- 290 Counter
- Aeon Genesis
- Areas exclusive to Cave Story 3D
- Armadillo
- Armor
- Arms Barrier
- Arthur
- Arthur's House
- Arthur's Key
- Balcony
- Balfrog
- Ballos
- Balrog
- Basil
- Basu
- Bat
- Beast Fang
- Beetle
- Behemoth
- Blade
- Blood Stained Sanctuary
- Bomb
- Booster
- Booster v0.8
- Booster v2.0
- Boss Attack
- Bosses
- Bubbline
- Bushlands
- Bute
- Buyobuyo
- Buyobuyo Base
- Cave Story
- Cave Story's Secret Santa
- Cave Story+
- Cave Story (DSiWare)
- Cave Story (Nintendo eShop)
- Cave Story (WiiWare)
- Cave Story 3D
- Cave Story Wiki
- Cemetery
- Chaba
- Chako
- Challenges
- Charcoal
- Chie
- Chopper
- Clinic Key
- Colons
- Controller
- Core
- Core (location)
- Costumes
- Critter
- Crow
- Cthulhu
- Cure-All
- Curly's Air Tank
- Curly's Panties
- Curly Brace
- Curly Clone
- Curly Story
- Daisuke Amaya
- Delete
- Demon Crown
- Doctor
- Dr. Gero
- Dragon Eggs
- Dragon Zombie
- Droll
- Easy Mode
- Egg Corridor
- Egg Corridor?
- Egg Fish
- Endings
- Enemies
- Experience
- Fire Whirl
- Fireball
- First Cave
- Flowercub
- Frog
- Fuzz
- Fuzz Core
- G-CLONE
- Game Over
- Game objects
- Gaudi
- Gaudi Egg
- Gravekeeper
- Green Devil
- Gum Base
- Gum Key
- Gunfish
- Hard Mode
- Heavy Press
- Hoppy
- Humans
- ID Card
- Igor
- Ikachan
- Iron Bond
- Ironhead
- Island
- Itoh
- Jack
- Jelly
- Jellyfish Juice
- Jenka
- Jukebox Mode
- Kanpachi
- Kazuma Sakamoto
- King
- King of the Land
- Kurara
- Labyrinth
- Last Cave
- Life Capsule
- Life Pot
- Littles
- Ma Pignon
- Machine Gun
- Machine Gun Challenge
- Mahin
- Malco
- Mannan
- Map System
- Medals
- Megane
- Mesa
- Midorin
- Mimiga
- Mimiga Mask
- Mimiga Village
- Misery
- Missile Launcher
- Momorin Sakamoto
- Monster X
- Muscle Doctor
- Mushroom Badge
- Nemesis
- Nemesis Challenge
- Nicalis
- Night Ghost
- Numahachi
- Nurse Hasumi
- Omega
- Orangebell
- Outer Wall
- Passage?
- Pignon
- Plantation
- Polar Star
- Polish
- Porcupine Fish
- Possessed Misery
- Possessed Sue
- Power Critter
- Press
- Prinny Cap
- Professor Booster
- Puppies
- Puu Black
- Quote
- Rabid Toroko
- Ravil
- Red Crystal
- Red Ogre
- Red flowers
- Robots
- Rolling
- Rusty Key
- Sanctuary Time Attack
- Sand Pit
- Sand Zone
- Sandaime
- Sandcroc
- Santa
- Santa's Key
- Shovel Brigade
- Silver Locket
- Sisters
- Skeleton
- Skullhead
- Skullstep
- Sky Dragon
- Small Grave
- Snake
- Soundtrack
- Sprinklers
- Spur
- Statue Chamber
- Stumpy
- Sue's Letter
- Sue Sakamoto
- Sun Stones
- Surface
- Team 9
- Teleporter Room Key
- Tetsuzou Kamadani
- The Door
- Time Bomb
- Toroko
- Tow Rope
- Turbocharge
- Undead Core
- Version differences
- Waterway
- Weapons
- Whimsical Star
- Wind Fortress
- Witches
- Yamashita Farm
- Zett
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