Cold Aquatic Random Encounters CR 11-12
| d100 | Total CR | Name | Numbers | CR | Type | Size | Book |
| 1 | 11 | Alchemical Golem | 1 | 11 | Construct | Large | MM3 |
| 2 | 11 | Bloodmote Cloud | 7 | 6 | Undead | Fine | Libris Mortis |
| 3 | 11 | Bodak Five-Headed Hydra | 3 | 8 | Undead | Huge | Dragon Compendium - Volume I |
| 4 | 11 | Bone Naga | 1 | 11 | Undead | Large | MM2 |
| 5 | 11 | Boneclaw | 11 | 5 | Undead | Large | MM3 |
| 6 | 11 | Bonedrinker | 6 | 6 | Undead | Medium | MM3 |
| 7 | 11 | Charnel Custodian | 1 | 11 | Undead | Huge | Dragon #352 |
| 8 | 11 | Clay Half-Golem | 15 | 4 | Construct | Medium | MM2 |
| 9 | 11 | Corpse Rat Swarm | 12 | 4 | Undead | Tiny | Libris Mortis |
| 10 | 11 | Corrupture | 2 | 9 | Ooze | Huge | MM4 |
| 11 | 11 | Dire Lion Effigy | 7 | 6 | Construct | Large | Complete Arcane |
| 12 | 11 | Dire Shark | 2 | 9 | Animal | Huge | MM1 |
| 13 | 11 | Dragonflesh Half-Golem | 15 | 4 | Construct | Medium | MM2 |
| 14 | 11 | Dread Wraith | 1 | 11 | Undead | Large | MM1 |
| 15 | 11 | Drowned | 2 | 9 | Undead | Medium | MM3 |
| 16 | 11 | Dust Wight | 5 | 7 | Undead | Medium | MM3 |
| 17 | 11 | Entomber | 10 | 5 | Undead | Medium | Libris Mortis |
| 18 | 11 | Eunuch Clockwork | 12 | 4 | Construct | Medium | Dragon #334 |
| 19 | 11 | Evolved Wraith | 7 | 6 | Undead | Medium | Libris Mortis |
| 20 | 11 | Eyes of the Deep | 3 | 8 | Aberration | Large | Lords of Madness |
| 21 | 11 | Flameskull | 12 | 4 | Undead | Tiny | Lost Empires of Faerûn |
| 22 | 11 | Flesh Golem | 4 | 7 | Construct | Large | MM1 |
| 23 | 11 | Flesh Half-Golem | 15 | 4 | Construct | Medium | MM2 |
| 24 | 11 | Gargoyle | 15 | 4 | Humanoid | Medium | MM1 |
| 25 | 11 | Ghastly Hill Giant | 2 | 9 | Undead | Large | Dragon Compendium - Volume I |
| 26 | 11 | Ghost 5th-Level Human Fighter | 4 | 7 | Undead | Medium | MM1 |
| 27 | 11 | Ghoulish Harpy | 11 | 5 | Undead | Medium | Dragon Compendium - Volume I |
| 28 | 11 | Gravetouched Ghoul 6th-Level Human Monk | 5 | 7 | Undead | Medium | Libris Mortis |
| 29 | 11 | Greater Huge Taint Elemental | 1 | 11 | Elemental | Huge | Heroes of Horror |
| 30 | 11 | Grimweird | 1 | 11 | Undead | Medium | MM3 |
| 31 | 11 | Helicoprion | 11 | 5 | Animal | Large | Dragon #318 |
| 32 | 11 | Hound Archon Zombie | 15 | 4 | Undead | Medium | Libris Mortis |
| 33 | 11 | Hulking Corpse | 2 | 9 | Undead | Medium | Libris Mortis |
| 34 | 11 | Ice Beast Gargoyle | 16 | 3 | Construct | Medium | Frostburn |
| 35 | 11 | Ice Golem | 2 | 9 | Construct | Large | Frostburn |
| 36 | 11 | Icy Prisoner | 9 | 5 | Undead | Medium | Dragon #324 |
| 37 | 11 | Iron Half-Golem | 15 | 4 | Construct | Medium | MM2 |
| 38 | 11 | Ironclad Mauler | 2 | 9 | Magical Beast | Large | MM3 |
| 39 | 11 | Juggernaut | 1 | 11 | Construct | Huge | MM2 |
| 40 | 11 | Lesser Bonedrinker | 12 | 4 | Undead | Small | MM3 |
| 41 | 11 | Lion Topiary Guardian | 5 | 7 | Plant | Large | MM3 |
| 42 | 11 | Malasynep | 4 | 7 | Aberration | Huge | Frostburn |
| 43 | 11 | Megalodon | 1 | 11 | Animal | Gargantuan | MM2 |
| 44 | 11 | Mohrg | 3 | 8 | Undead | Medium | MM1 |
| 45 | 11 | Mud Golem | 1 | 11 | Construct | Large | MM3 |
| 46 | 11 | Nether Hound Ghast | 15 | 4 | Undead | Medium | Dragon #322 |
| 47 | 11 | Orca | 11 | 5 | Animal | Huge | MM1 |
| 48 | 11 | Plague Blight | 7 | 6 | Undead | Medium | Libris Mortis |
| 49 | 11 | Relief Golem | 2 | 9 | Construct | Large | Dragon #334 |
| 50 | 11 | Sanguineous Drinker | 9 | 5 | Undead | Medium | MM5 |
| 51 | 11 | Sea Tiger | 7 | 6 | Animal | Huge | MM3 |
| 52 | 11 | Seryulin | 4 | 7 | Aberration | Large | MM3 |
| 53 | 11 | Shredstorm | 3 | 8 | Construct | Fine | MM3 |
| 54 | 11 | Slaughter Wight | 3 | 8 | Undead | Medium | Libris Mortis |
| 55 | 11 | Stone Golem | 1 | 11 | Construct | Large | MM1 |
| 56 | 11 | Stone Half-Golem | 15 | 4 | Construct | Medium | MM2 |
| 57 | 11 | Thunder | 7 | 6 | Outsider | Medium | Dragon #317 |
| 58 | 11 | Vine Horror | 12 | 4 | Plant | Medium | Fiend Folio |
| 59 | 11 | Wraith | 11 | 5 | Undead | Medium | MM1 |
| 60 | 11 | Young Topaz Dragon | 5 | 7 | Dragon | Medium | MM2 |
| 61 | 11 | Zeuglodon | 2 | 9 | Animal | Gargantuan | Frostburn |
| 62 | 12 | Battle Horror | 1 | 12 | Construct | Medium | Lost Empires of Faerûn |
| 63 | 12 | Bloodmote Cloud | 11 | 6 | Undead | Fine | Libris Mortis |
| 64 | 12 | Bodak Five-Headed Hydra | 4 | 8 | Undead | Huge | Dragon Compendium - Volume I |
| 65 | 12 | Cadaver Collector | 1 | 12 | Construct | Large | MM3 |
| 66 | 12 | Casurua | 1 | 12 | Undead | Large | Dragon Compendium - Volume I |
| 67 | 12 | Clay Golem | 2 | 10 | Construct | Large | MM1 |
| 68 | 12 | Clay Half-Golem | 20 | 4 | Construct | Medium | MM2 |
| 69 | 12 | Dire Lion Effigy | 11 | 6 | Construct | Large | Complete Arcane |
| 70 | 12 | Dire Shark | 3 | 9 | Animal | Huge | MM1 |
| 71 | 12 | Dragonbone Golem | 1 | 12 | Construct | Large | Draconomicon |
| 72 | 12 | Dragonflesh Half-Golem | 20 | 4 | Construct | Medium | MM2 |
| 73 | 12 | Evolved Wraith | 11 | 6 | Undead | Medium | Libris Mortis |
| 74 | 12 | Eyes of the Deep | 5 | 8 | Aberration | Large | Lords of Madness |
| 75 | 12 | Flesh Half-Golem | 20 | 4 | Construct | Medium | MM2 |
| 76 | 12 | Gargoyle | 16 | 4 | Humanoid | Medium | MM1 |
| 77 | 12 | Ghastly Hill Giant | 3 | 9 | Undead | Large | Dragon Compendium - Volume I |
| 78 | 12 | Ghost 5th-Level Human Fighter | 7 | 7 | Undead | Medium | MM1 |
| 79 | 12 | Ghoulish Harpy | 12 | 5 | Undead | Medium | Dragon Compendium - Volume I |
| 80 | 12 | Greater Seryulin | 2 | 10 | Aberration | Huge | MM3 |
| 81 | 12 | Helicoprion | 12 | 5 | Animal | Large | Dragon #318 |
| 82 | 12 | Iron Half-Golem | 20 | 4 | Construct | Medium | MM2 |
| 83 | 12 | Ironclad Mauler | 3 | 9 | Magical Beast | Large | MM3 |
| 84 | 12 | Juvenile Topaz Dragon | 2 | 10 | Dragon | Large | MM2 |
| 85 | 12 | Legendary Shark | 2 | 10 | Animal | Huge | MM2 |
| 86 | 12 | Lion Topiary Guardian | 7 | 7 | Plant | Large | MM3 |
| 87 | 12 | Mohrg | 4 | 8 | Undead | Medium | MM1 |
| 88 | 12 | Necrothane | 1 | 12 | Aberration | Medium | MM3 |
| 89 | 12 | Nether Hound Ghast | 20 | 4 | Undead | Medium | Dragon #322 |
| 90 | 12 | Plague Blight | 10 | 6 | Undead | Medium | Libris Mortis |
| 91 | 12 | Ruin Elemental | 2 | 10 | Elemental | Large | MM5 |
| 92 | 12 | Sea Tiger | 11 | 6 | Animal | Huge | MM3 |
| 93 | 12 | Sepulchral Thief | 1 | 12 | Undead | Medium | Cityscape |
| 94 | 12 | Shredstorm | 5 | 8 | Construct | Fine | MM3 |
| 95 | 12 | Slaughter Wight | 5 | 8 | Undead | Medium | Libris Mortis |
| 96 | 12 | Stone Half-Golem | 20 | 4 | Construct | Medium | MM2 |
| 97 | 12 | Thunder | 11 | 6 | Outsider | Medium | Dragon #317 |
| 98 | 12 | Triceratops Topiary Guardian | 1 | 12 | Plant | Huge | MM3 |
| 99 | 12 | War Troll | 1 | 12 | Humanoid | Large | MM3 |
| 100 | 12 | Zeuglodon | 3 | 9 | Animal | Gargantuan | Frostburn |
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