Underground Random Encounters CR 7 v2
| d100 | Total CR | Name | Numbers | CR | Type | Size | Book |
| 1-2 | 7 | Medium Ectoplasmic Vermin | 15 | 1 | Vermin | Medium | Ghostwalk |
| 3 | 7 | Meenlock | 5 | 3 | Aberration | Tiny | MM2 |
| 4 | 7 | Metalmaster | 2 | 5 | Magical Beast | Large | Lost Empires of Faerûn |
| 5 | 7 | Mindshredder Warrior | 3 | 4 | Aberration | Large | MM3 |
| 6 | 7 | Minor Flame Snake | 12 | 1 | Magical Beast | Small | Fiend Folio |
| 7 | 7 | Minotaur | 3 | 4 | Humanoid | Large | MM1 |
| 8 | 7 | Minotaur Skeleton | 5 | 3 | Undead | Large | Libris Mortis |
| 9 | 7 | Minotaur Zombie | 3 | 4 | Undead | Large | MM1 |
| 10 | 7 | Mummified Ogre | 2 | 5 | Undead | Large | Libris Mortis |
| 11 | 7 | Mummy | 2 | 5 | Undead | Medium | MM1 |
| 12 | 7 | Murk | 5 | 3 | Undead | Medium | Libris Mortis |
| 13 | 7 | Myconid Guard | 3 | 4 | Plant | Medium | MM2 |
| 14 | 7 | Necroplasm | 5 | 3 | Undead | Medium | Ghostwalk |
| 15 | 7 | Necropolitan, 5th-Level Human Wizard | 2 | 5 | Undead | Medium | Libris Mortis |
| 16 | 7 | Nether Hound Ghast | 3 | 4 | Undead | Medium | Dragon #322 |
| 17 | 7 | Nifern | 7 | 2 | Animal | Medium | Serpent Kingdoms |
| 18 | 7 | Night Hunter | 12 | 1 | Magical Beast | Medium | Monsters of Faerûn |
| 19 | 7 | Nimblewright | 1 | 7 | Construct | Medium | MM2 |
| 20 | 7 | Ogre Savage Vampire | 3 | 4 | Undead | Large | Dragon #348 |
| 21 | 7 | Ophidian | 7 | 2 | Humanoid | Medium | Fiend Folio |
| 22 | 7 | Otyugh | 3 | 4 | Aberration | Large | MM1 |
| 23 | 7 | Painspeaker | 3 | 4 | Undead | Medium | Tome of Magic |
| 24 | 7 | Phasm | 1 | 7 | Aberration | Medium | MM1 |
| 25 | 7 | Portal Drake | 2 | 5 | Dragon | Small | Underdark |
| 26 | 7 | Pulverizer | 3 | 4 | Construct | Medium | MM2 |
| 27 | 7 | Quaggoth | 4 | 3 | Humanoid | Medium | Monsters of Faerûn |
| 28 | 7 | Quicksilver Lizard | 7 | 2 | Animal | Large | Drow of the Underdark |
| 29 | 7 | Quth-maren | 1 | 7 | Undead | Medium | Fiend Folio |
| 30 | 7 | Rat Swarm | 7 | 2 | Animal | Tiny | MM1 |
| 31 | 7 | Ravenous Ghoulish 1st-level Halfling Warrior | 7 | 2 | Undead | Small | Dragon Compendium - Volume I |
| 32 | 7 | Rylkspawn Swarm | 3 | 4 | Magical Beast | Tiny | MM5 |
| 33 | 7 | Saltor | 4 | 3 | Aberration | Small | Lords of Madness |
| 34 | 7 | Sanguineous Drinker | 2 | 5 | Undead | Medium | MM5 |
| 35 | 7 | Scalamagdrion | 1 | 7 | Dragon | Large | Magic of Faerûn |
| 36 | 7 | Serpentir | 3 | 4 | Undead | Large | MM5 |
| 37 | 7 | Shadow | 5 | 3 | Undead | Medium | MM1 |
| 38 | 7 | Shadow Asp | 12 | 1 | Magical Beast | Tiny | Fiend Folio |
| 39 | 7 | Shadow Vampire Human Fighter | 1 | 7 | Undead | Medium | Dragon #348 |
| 40 | 7 | Shrapnyl | 1 | 7 | Construct | Large | MM2 |
| 41 | 7 | Shunned | 1 | 7 | Aberration | Medium | Drow of the Underdark |
| 42 | 7 | Shyft | 15 | 1 | Outsider | Medium | Fiend Folio |
| 43 | 7 | Sinister | 5 | 3 | Magical Beast | Large | Monsters of Faerûn |
| 44 | 7 | Skulk | 7 | 2 | Humanoid | Medium | Fiend Folio |
| 45 | 7 | Skulking Cyst | 3 | 4 | Undead | Small | Libris Mortis |
| 46 | 7 | Skum | 7 | 2 | Aberration | Medium | MM1 |
| 47 | 7 | Skum Zombie | 15 | 1 | Undead | Medium | Libris Mortis |
| 48 | 7 | Spawn of Kyuss | 2 | 5 | Undead | Medium | MM2 |
| 49 | 7 | Spectral Mage | 1 | 7 | Undead | Medium | Magic of Faerûn |
| 50 | 7 | Spectral Spitting Felldrake | 2 | 5 | Undead | Medium | Dragons of Faerûn |
| 51 | 7 | Spectral Steed | 5 | 3 | Undead | Large | Ghostwalk |
| 52 | 7 | Spectre | 1 | 7 | Undead | Medium | MM1 |
| 53 | 7 | Squamous Spewer | 1 | 7 | Aberration | Large | Draconomicon |
| 54 | 7 | Stained Glass Golem | 2 | 5 | Construct | Medium | MM2 |
| 55 | 7 | Stained Glass Half-Golem | 5 | 3 | Construct | Medium | MM2 |
| 56 | 7 | Stone Flyer | 5 | 3 | Magical Beast | Large | Underdark |
| 57 | 7 | Stonesinger | 1 | 7 | Aberration | Large | MM3 |
| 58 | 7 | Susurrus | 1 | 7 | Aberration | Large | MM3 |
| 59 | 7 | Swordwraith | 1 | 7 | Undead | Medium | Fiend Folio |
| 60 | 7 | Tall Mouther | 2 | 5 | Aberration | Large | Monsters of Faerûn |
| 61 | 7 | Tanarukk | 7 | 2 | Outsider | Medium | Monsters of Faerûn |
| 62 | 7 | Ti-khana Deinonychus | 2 | 5 | Magical Beast | Large | Fiend Folio |
| 63 | 7 | Tomb Mote | 7 | 2 | Undead | Tiny | Libris Mortis |
| 64 | 7 | Tooth Beast | 1 | 7 | Aberration | Large | Tome of Magic |
| 65 | 7 | Troglodyte Zombie | 15 | 1 | Undead | Medium | MM1 |
| 66 | 7 | Tyrantfog Zombie | 5 | 3 | Undead | Medium | Monsters of Faerûn |
| 67 | 7 | Umber Hulk | 1 | 7 | Aberration | Large | MM1 |
| 68 | 7 | Umber Hulk Zombie | 2 | 5 | Undead | Large | MM1 |
| 69 | 7 | Vampire Spawn | 3 | 4 | Undead | Medium | MM1 |
| 70 | 7 | Very young Amethyst Dragon | 2 | 5 | Dragon | Medium | MM2 |
| 71 | 7 | Very young Chromium Dragon | 2 | 5 | Dragon | Medium | Dragon #356 |
| 72 | 7 | Very young Cobalt Dragon | 2 | 5 | Dragon | Small | Dragon #356 |
| 73 | 7 | Very young Emerald Dragon | 2 | 5 | Dragon | Medium | MM2 |
| 74 | 7 | Very young Hex Dragon | 3 | 4 | Dragon | Medium | Dragon #343 |
| 75 | 7 | Very young Mist Dragon | 3 | 4 | Dragon | Small | Dragons of Faerûn |
| 76 | 7 | Very young Sapphire Dragon | 2 | 5 | Dragon | Small | MM2 |
| 77 | 7 | Very young Shadow Dragon | 3 | 4 | Dragon | Small | Draconomicon |
| 78 | 7 | Violet Fungus | 4 | 3 | Plant | Medium | MM1 |
| 79 | 7 | Vivisector | 3 | 4 | Aberration | Medium | MM5 |
| 80 | 7 | Web Golem | 1 | 7 | Construct | Large | MM3 |
| 81 | 7 | Wererat | 7 | 2 | Humanoid | Medium | MM1 |
| 82 | 7 | Wight | 5 | 3 | Undead | Medium | MM1 |
| 83 | 7 | Wraith | 2 | 5 | Undead | Medium | MM1 |
| 84 | 7 | Wyrmling Amethyst Dragon | 3 | 4 | Dragon | Small | MM2 |
| 85 | 7 | Wyrmling Brainstealer Dragon | 3 | 4 | Dragon | Medium | Dragon #337 |
| 86 | 7 | Wyrmling Chromium Dragon | 5 | 3 | Dragon | Small | Dragon #356 |
| 87 | 7 | Wyrmling Cobalt Dragon | 5 | 3 | Dragon | Tiny | Dragon #356 |
| 88 | 7 | Wyrmling Deep Dragon | 3 | 4 | Dragon | Tiny | Monsters of Faerûn |
| 89 | 7 | Wyrmling Emerald Dragon | 5 | 3 | Dragon | Small | MM2 |
| 90 | 7 | Wyrmling Hex Dragon | 5 | 3 | Dragon | Small | Dragon #343 |
| 91 | 7 | Wyrmling Mist Dragon | 5 | 3 | Dragon | Tiny | Dragons of Faerûn |
| 92 | 7 | Wyrmling Sapphire Dragon | 5 | 3 | Dragon | Tiny | MM2 |
| 93 | 7 | Wyrmling Shadow Dragon | 5 | 3 | Dragon | Tiny | Draconomicon |
| 94 | 7 | Young Amethyst Dragon | 1 | 7 | Dragon | Medium | MM2 |
| 95 | 7 | Young Chromium Dragon | 1 | 7 | Dragon | Medium | Dragon #356 |
| 96 | 7 | Young Cobalt Dragon | 1 | 7 | Dragon | Medium | Dragon #356 |
| 97 | 7 | Young Emerald Dragon | 1 | 7 | Dragon | Medium | MM2 |
| 98 | 7 | Young Mist Dragon | 2 | 5 | Dragon | Medium | Dragons of Faerûn |
| 99 | 7 | Young Sapphire Dragon | 1 | 7 | Dragon | Medium | MM2 |
| 100 | 7 | Zern Arcanovore | 1 | 7 | Aberration | Small | MM4 |
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