后室九大层
- Level 0 - "The Lobby"
- Level 1 - "Habitable Zone"
- Level 2 - "Pipe Dreams"
- Level 3 - "Electrical Station"
- Level 4 - "Abandoned Office"
- Level 5 - "The Hotel"
- Level 6 - "Lights Out"
- Level 7 - "Thalassophobia"
- Level 8 - "Cave System"
Levels 9 - 99
- Level 9 - "Darkened Suburbs"
- Level 10 - "The Field of Wheat"
- Level 11 - "Endless City"
- Level 12 - "Matrix"
- Level 13 - "ACCESS DENIED"
- Level 14 - "Military Hospital"
- Level 15 - "Futuristic Halls"
- Level 16 - "5-Story Labyrinth"
- Level 17 - "Cargo Ship"
- Level 18 - "Memories"
- Level 19 - "The Attic"
- Level 20 - "Warehouse"
- Level 21 - "Memory Storage"
- Level 22 - "Abandoned Parking Lot"
- Level 23 - "Hospital Room"
- Level 24 - "Rocky Expanse"
- Level 25 - "Anomaly"
- Level 26 - “Deeper Cave Systems”
- Level 27 - "The Woodrooms"
- Level 28 - "The Laboratory"
- Level 29 - "Empty Mall"
- Level 30 - "Waves Don't Die"
- Level 31 - "Oversaturation"
- Level 32 - "The Ordinary Forest"
- Level 33 - "Infinite Library"
- Level 34 - "Internal Precipitation"
- Level 35 - "The Skin-Stealers' Base"
- Level 36 - "Airport Terminal"
- Level 37 - "The Jungle"
- Level 38 - "Level amalgamation"
- Level 39 - "Restaurant"
- Level 40 - "Video Rental Store"
- Level 41 - "Detention Halls"
- Level 42 - "Strict Supplies"
- Level 43 - "Aquarium Park"
- Level 44 - "Alternis"
- Level 45 - "45"
- Level 46 - "Desert"
- Level 47 - "Interrogative Infohazard"
- Level 48 - "Beds"
- Level 49 - "Relentless Racetrack"
- Level 50 - "The Moribund Highway"
- Level 51 - "Marble Maze"
- Level 52 - "Pool Hallways"
- Level 53 - "Alert"
- Level 54 - "Charles?"
- Level 55 - "Mountain Facility"
- Level 56 - "Corpse Factory"
- Level 57 - “Doorway Home”
- Level 58 - "Cosmic Collision"
- Level 59 - "The Tangle"
- Level 60 - "Imprisonment"
- Level 61 - "Infinite Train"
- Level 62 - "Afterlife"
- Level 63 - "The Opera"
- Level 64 - "The Endless Abyss"
- Level 65 - "Motel Rooms"
- Level 66 - "Swamp"
- Level 67 - "Waterways"
- Level 68 - "Empty Void"
- Level 69 - "Hilbert's Motel"
- Level 70 - "Simulation"
- Level 71 - "Unfinished Basement"
- Level 72 - "Crimson Plants"
- Level 73 - "Shooting Gallery"
- Level 74 - "FILE NOT FOUND"
- Level 75 - "Endless Staircase"
- Level 76 - "Grey Brick Hallway"
- Level 77 - "Airport Terminal"
- Level 78 - "Shifting"
- Level 79 - "Elevator Chaos"
- Level 80 - "PLACEHOLDER TITLE"
- Level 81 - "Dark Daycare"
- Level 82 - "Void Archipelago"
- Level 83 - "Field of Roses"
- Level 84 - "The Museum"
- Level 85 - "Murphy's Law"
- Level 86 - "Deep black"
- Level 87 - "Horror Park"
- Level 88 - "Atlantis' Aquarius Dining"
- Level 89 - "Daycare Dreams"
- Level 90 - "Mallways"
- Level 91 - "Restaurant"
- Level 92
- Level 93 - "Long Corridors"
- Level 94
- Level 95 - "Lesser Heaven"
- Level 96 - "Dream Landscape"
- Level 97 - "Overlooking the Abyss"
- Level 98 - "Plague Village"
- Level 99 - "Paranoia Outskirts"
Levels 100-199
- Level 100 - "Silent Sounds"
- Level 101 - "Concretequake"
- Level 102 - "These Weather Settings are Unrealistic"
- Level 103 - "Trade Center"
- Level 104
- Level 105 - "The Void Box"
- Level 106 - "Fancy Snackrooms"
- Level 107 - "The Retro Prison"
- Level 108 - "Dark Halls"
- Level 109 - "The Neon Hospital"
- Level 110 - "The Hotel Hallway"
- Level 111 - "The Basement"
- Level 112 - "Stairs of Building"
- Level 113 - "Infinite Highschool"
- Level 114 - "The Tornado"
- Level 115 - "Multiversal Music Group"
- Level 116 - "Deep Seas"
- Level 117 - "The Skyrooms"
- Level 118 - "Snowy Sakuras"
- Level 119 - "Isolation"
- Level 120 - "Dark park"
- Level 121 - "Illimitable Oblivion"
- Level 122 - "The Workshop"
- Level 123 - "The School"
- Level 124 - "The Purple Room"
- Level 125 - "White Mansion"
- Level 126 - "A Vast City"
- Level 127 - "Dark Tunnel"
- Level 128 - "The Pyramid"
- Level 129 - "Descend of Tension"
- Level 130 - "Subwater"
- Level 131 - "Coaltopia"
- Level 132 - "Destroyed Apartment"
- Level 133 - "Birth, Gestalt, Decay"
- Level 134 - "The Path of Bricks"
- Level 135 - "Metro Tunnels"
- Level 136 - "Shivers"
- Level 137 - "Study Rooms"
- Level 138
- Level 139 - "Rot in Purgatory"
- Level 140 - "Hostile Forest"
- Level 141 - "Fancy Halls"
- Level 142 - "
GL1TCH3D FR3QU3NC13S" - Level 143 - "City Hotel"
- Level 144 - "Empty City"
- Level 145
- Level 146 - "Unclassified Realities"
- Level 147
- Level 148 - "Home Alone"
- Level 149 - "Floating Islands"
- Level 150 - "The Infinite Garden"
- Level 151 - "Think About The Water Bills"
- Level 152 - "Infinite Lab"
- Level 153 - "Vintage Office Building"
- Level 154 - "Overturned Fragment"
- Level 155 - "The Brick Maze"
- Level 156 - "Randomized Hallways"
- Level 157 - "The Almond Lake"
- Level 158 - "Lost Middle School"
- Level 159 - "A Bad Dream"
- Level 160 - "Orange Office of Oligarchy"
- Level 161 - "THE WORLD"
- Level 162 - "Hotel of Illusion"
- Level 163 - "Haunted Halls"
- Level 164 - "Empty School"
- Level 165 - "Frozen Earth"
- Level 166 - "Dark Corridors"
- Level 167
- Level 168
- Level 169
- Level 170 - "Dry Field"
- Level 171 - 'A "Simple" World'
- Level 172
- Level 173 - "Toaster Company"
- Level 174
- Level 175 - "Abandoned Nuclear Bunker"
- Level 176
- Level 177 - "The Breakfast Aisle"
- Level 178 - "Doors of Darkness
- Level 179 - "Transfer Student"
- Level 180 - "Column Maze"
- Level 181 - "Roads, Roads, and More Roads"
- Level 182- "Hard Time"
- Level 183 - "All You Can Eat"
- Level 184 - "City Catastrophe"
- Level 185 - "Eyes of Heaven"
- Level 186 - "A piece of hope"
- Level 187 - "Absolute Zero"
- Level 188 - "The Windows"
- Level 189 - "PUBLIC BATHROOM TERROR"
- Level 190 - "Nursing Home"
- Level 191 - "Industrial Factory"
- Level 192 - "The Centrifuge"
- Level 193
- Level 194 - "Tundra Flurry"
- Level 195 - "The Ocean of Cubicles"
- Level 196
- Level 197 - "The Hotel Hallway"
- Level 198
- Level 199 - "Red Alert"
Levels 200-299
- Level 200 - "Radioactivity
- Level 201
- Level 202 - "Computer Lab"
- Level 203 - "Abandoned Grocery Store"
- Level 204 - "Irrational"
- Level 205 - "Mountain Range"
- Level 206
- Level 207 - "Door Maze"
- Level 208 - "Storage Closets"
- Level 209 - "Cheer"
- Level 210 - "Deserted Mall"
- Level 211 - "Take a Break"
- Level 212 - "PTSD"
- Level 213 - "BIKEWORLD"
- Level 214 - "Alone"
- Level 215 - "Color Shifted Green"
- Level 216 - "Manarall Madness"
- Level 217
- Level 218 - "Conference Rooms"
- Level 219 - "The Tower of a Trillion Stairs"
- Level 220
- Level 221 - "Dark Doorways"
- Level 222 - "Radio Station"
- Level 223
- Level 224
- Level 225 - "Just Give Up"
- Level 226
- Level 227 - "How the King Got his Crown"
- Level 228 - "Chinatown Headaches"
- Level 229 - "Non Euclidian Military Base"
- Level 230 - "Port of Misgivings"
- Level 231 - “The Town next to the Infinite City”
- Level 232 - "Supermarket"
- Level 233 - "Amazon Rainforest"
- Level 234 -"São João dos Milagres"
- Level 235
- Level 236 - "Rest Now, or Never"
- Level 237
- Level 238 - "Halls of Water"
- Level 239
- Level 240
- Level 241
- Level 242 - "Gift Room"
- Level 243 - "Anti-Gift Room"
- Level 244
- Level 245 - "Desert Madness"
- Level 264 - "Art Museum" For a list of levels past these, please visit Clusters