TABLE: Layers of the Abyss
| d10 | Layer Range |
|---|---|
| 1-2 | Layers 001-100 |
| 3-4 | Layers 101-200 |
| 5 | Layers 201-300 |
| 6 | Layers 301-400 |
| 7 | Layers 401-500 |
| 8-9 | Layers 501-600 |
| 10 | Layers 601-700 |
| d100 | Layer 001-100 |
|---|---|
| 01-03 | 1: Pazunia - Plane of Infinite Portals |
| 04-06 | 2: Driller's Hives |
| 07-09 | 3: The Forgotten Land |
| 10-12 | 4: The Grand Abyss - Blood Rift |
| 13-15 | 5: Wormblood |
| 16-18 | 6: Realm of a Million Eyes |
| 19-20 | 7: The Phantom Plane - Kearackinin |
| 21-23 | 8: The Skin-Shedder |
| 24-26 | 9: Burning Water |
| 27-29 | 10: That Hellhole |
| 30-32 | 11: Molerat |
| 33-35 | 12: Twelvetrees |
| 36-38 | 13: Bloodtor |
| 39-41 | 14: The Steaming Fen |
| 42-44 | 17: Death's Reward |
| 45-47 | 21: The Sixth Pyre |
| 48-50 | 23: The Iron Wastes - Ice Wastes |
| 51-53 | 27: Malignebula |
| 54-56 | 32: Sholo-Tovoth: The Fields of Consumption |
| 57 | 45: Azzagrat - Rauwend |
| 58 | 46: Azzagrat - Shadowsky |
| 59 | 47: Azzagrat - Voorz'zt |
| 60-62 | 48: Skeiqulac, the Ocean of Tears |
| 63-65 | 49 Shaddonon |
| 66-68 | 52: Vorganund |
| 69-71 | 53: Phage Breeding Grounds |
| 72 | 57: Torturous Truth |
| 73-78 | 65: Court of the Spider Queen |
| d100 | Layer 001-100 |
|---|---|
| 79-81 | 66: The Demonweb Pits |
| 82-84 | 67: The Heaving Hills |
| 85 | 68: The Swallowed Void |
| 86 | 69: Gibbering Hollow - The Crushing Plain |
| 87 | 70: The Ice Floe |
| 88 | 71: Spirac |
| 89 | 72: Darklight |
| 90 | 73: The Wells of Darkness |
| 91 | 74: Smaragd |
| 92 | 77: The Gates of Heaven |
| 93 | 79: The Emessu Tunnels |
| 94 | 81: Blood Shallows |
| 95 | 88: Gaping Maw |
| 96 | 89: The Shadowsea |
| 97 | 90: The Guttering Grove |
| 98 | 92: Ulgurshek |
| 99 | 99: Unnamed |
| 100 | 100: The Barrens |
| d12 | Layer 101-200 |
|---|---|
| 01-02 | 111: The Mind of Evil |
| 03 | 113: Thanatos |
| 04 | 128: Slugbed |
| 05 | 137: Outcasts' End |
| 06 | 142: Lifebane |
| 07 | 148: Torrent |
| 08 | 176: Hollow's Heart |
| 09 | 177: Writhing Realm |
| 10 | 181: The Rotting Plain |
| 11 | 191: Fountain of Screams |
| 12 | 193: Vulgarea |
| d10 | Layer 201-300 |
|---|---|
| 01 | 222: Shedaklah |
| 02 | 223: Offalmound |
| 03 | 230: The Dreaming Gulf |
| 04 | 241: Palpitatia |
| 05 | 245: The Scalding Sea |
| 06 | 248: The Hidden Layer |
| 07 | 274: Durao |
| 08 | 277: Belistor |
| 09 | 297: The Sighing Cliffs |
| 10 | 300: Feng-Tu |
| d10 | Layer 301-400 |
|---|---|
| 01 | 303: The Sulfanorum |
| 02 | 313: Gorrion's Grasp |
| 03 | 333: The Broken Scale |
| 04 | 340: The Black Blizzard |
| 05 | 348: Indifference |
| 06 | 359: The Arc of Eternity |
| 07 | 377: Plains of Gallenshu |
| 08 | 380: Hungry Tarns |
| 09 | 399: Worm Realm |
| 10 | 400: Woeful Escarand |
| d20 | Layer 401-500 |
|---|---|
| 01-02 | 403: The Rainless Waste |
| 03-04 | 421: The White Kingdom |
| 05-06 | 422: Death Dells |
| 07 | 423: Galun-Khur |
| 08 | 444: Unnamed |
| 09 | 452: Ahriman-abad |
| 10 | 471: Androlynne |
| 11-12 | 480: Guttlevetch |
| 13-14 | 487: Lair of the Beast and Mansion of the Rake |
| 15-16 | 489: Noisome Vale |
| 17-18 | 493: The Steeping Isle |
| 19 | 499: Carroristo |
| 20 | 500: Unnamed |
| d20 | Layer 501-600 |
|---|---|
| 01-02 | 503: Torremor |
| 03-04 | 507: Occipitus |
| 05-06 | 518: Melantholep |
| 07 | 519: March of the Pierced Men |
| 08 | 524: Shatterstone |
| 09 | 528: Molor |
| 10 | 531: Vudra |
| 11 | 548: Garavond |
| 12 | 550: Forest of Living Tongues |
| 13 | 558: Fleshforges |
| 14 | 566: Soulfreeze |
| 15 | 570: Shendilavri |
| 16 | 586: Prison of the Mad God |
| 17 | 597: Goranthis |
| 18-20 | 600: Endless Maze |
| d10 | Layer 601-700 |
|---|---|
| 01 | 601: Conflagratum |
| 02 | 628: Vallashan |
| 03 | 643: Caverns of the Skull |
| 04 | 651: Nethuria |
| 05 | 652: The Rift of Corrosion |
| 06 | 663: Zionyn |
| 07 | 665: The Void |
| 08 | ???: Demonwing |
| 09 | ???: The Plains of Rust |
| 10 | ???: The Spires of Rajzak |