| Name | CR | CollapseFarm Locations |
| Aureon Experiment | ♦18 ♥22 ♠28 ●♦34 ●♥38 ●♠43 | Grand Theft Aureon |
| Aureon Experiment (red-named) | ♦21 ♥25 ♠31 ●♦37 ●♥41 ●♠46 | Grand Theft Aureon |
| Barovian Rat | ♦10 ♥12 ♠15 ●♦31 ●♥35 ●♠39 | The Land of Barovia
An Invitation to Dinner
Oath of Vengeance
The Final Vintage |
| Big Fat Rat | ♦18 ♥21 ♠26 ●♦33 ●♥37 ●♠41 | Finding Dorris |
| Brown Rat | ♦0.50 | Korthos Island
Three-Barrel Cove (heroic)
The Cerulean Hills |
| Carcass Eater | ♦9 ♥11 ♠14 | Orchard of the Macabre (heroic)
Flesh Maker’s Laboratory
Litany of the Dead — Mentau‘s wing
Tomb of the Tormented
Tomb of the Unhallowed |
| Cave Rat | ♦1.00 ♥3 ♠6 ●♦21 ●♥25 ●♠30 | Caged Beast
The Hobgoblin Horde |
| Crypt Rat | ●♦25 ●♥29 ●♠32 | A Study in Sable |
| Disgruntled Rat | ♦17 ♥20 ♠25 ●♦32 ●♥36 ●♠40 | The Offshore Account |
| Displeased Diseased Deceased | ♦16 ♥19 ♠23 ●♦32 ●♥36 ●♠40 | House of Pain |
| Failed Experiment (Rat) | | |
| Famished Rat | ♦5 ♥7 ♠10 | Tomb of the Tormented |
| Fat Rat | Challenge Level | Dr. Rushmore’s Mansion: Behind the Door
Dr. Rushmore’s Mansion: Moving Targets
Dr. Rushmore’s Mansion: Moving Targets – EPIC
Dr. Rushmore’s Mansion: Picture Portals
Dr. Rushmore’s Mansion: Picture Portals – EPIC |
| Giant Black Rat | ♦8 ♥10 ♠13 ●♦31 ●♥35 ●♠39 | Slave Pits of the Undercity
Assault on the Aerie of the Slave Lords
Secret of the Slavers’ Stockade |
| Giant Rat | ♦3 ♥5 ♠8 | Missing
The Legend of Two-Toed Tobias
The Snitch
The Tide Turns |
| Giant Skitterer | ♦8 ♥10 ♠13 ●♦23 ●♥27 ●♠33 | Kind of a Big Deal |
| Gorger | ♦11 | The Red Fens |
| Grey Rat | ♦6 ♥8 ♠11 ●♦29 ●♥33 ●♠37 | Slave Pits of the Undercity
Assault on the Aerie of the Slave Lords
Secret of the Slavers’ Stockade |
| Humongous Rat | ♦18 ♥22 ♠26 | Dream Conspiracy |
| Humongous Stinking Rat | ♦3 ♥5 ♠8 ●♦24 ●♥28 ●♠34 | Watch Your Step |
| Infected Ship Rat | ♦5 ♥7 ♠10 ●♦35 ●♥39 ●♠44 | Under the Cover of Darkness |
| Kopru Ruins Rat | ♦7 ♥9 ♠12 ●♦34 ●♥38 ●♠43 | Fall of the Forbidden Temple
All Hail the King |
| Lamannian Rat | ♦16 ♥19 ♠23 ●♦33 ●♥37 ●♠41 | Growing Pains |
| Maul Rat | ♦17 ♥20 ♠25 ●♦32 ●♥36 ●♠40 | Safety in Numbers
Members Only
Soul Survivor |
| Maze Rat | ♦1.00 ♥3 ♠6 ●♦21 ●♥25 ●♠30 | Treasure Hunt |
| Mire Rat | ♦9 ♥11 ♠14 ●♦21 ●♥25 ●♠30 | The Red Fens
Fathom the Depths |
| Pet Food | ♦17 ♥20 ♠25 ●♦32 ●♥36 ●♠40 | Members Only — in Duke‘s room. |
| Quinny | ♦16 | Orchard of the Macabre (heroic) |
| Rat Vanguard | ♦15 ♥17 ♠20 ●♦32 ●♥36 ●♠40 | The Same Old Song |
| Reanimated Rat | ♦0.25 ♥1.00 ♠3 | The Storehouse’s Secret |
| Reliquary Rat | ♦6 ♥8 ♠11 ●♦27 ●♥31 ●♠34 | The Promise of Fire |
| Royal Rat | ♦17 ♥19 ♠22 ●♦34 ●♥38 ●♠43 | The Same Old Song |
| Saltmarsh Rat | ♦3 ♥5 ♠8 ●♦32 ●♥36 ●♠40 | The Haunting of Saltmarsh
Saltmarsh
Back to Basics
What Sleeps Below |
| Sharn Cranium Rat | ♦16 ♥20 ♠23 ●♦32 ●♥34 ●♠40 | Kill Ten Rats |
| Sharn Cranium Rat Pactmaster | ♦20 ♥24 ♠30 ●♦36 ●♥40 ●♠45 | Kill Ten Rats |
| Sharn Sewer Rat | ♦18 ♥22 ♠28 ●♦34 ●♥38 ●♠43 | Kill Ten Rats
Paper Trail |
| Ship Rat | ♦3 ♥5 ♠8 ●♦32 ●♥36 ●♠40 | Under the Cover of Darkness |
| Skitterer | ♦6 ♥8 ♠11 ●♦21 ●♥25 ●♠30 | Kind of a Big Deal |
| Stinking Rat | ♦1.00 ♥3 ♠6 ●♦21 ●♥25 ●♠30 | Watch Your Step |
| Templeton | ♦21 ♥25 ♠31 ●♦37 ●♥41 ●♠46 | Kill Ten Rats |
| Twilight Giant Rat | ♦12 ♥14 ♠17 | The Vale of Twilight — Lamannia side
Let Sleeping Dust Lie |
| Undead Bilge Rat | ♦3 | Three-Barrel Cove (heroic) |
| Undead Giant Rat | ♦8 ♥10 ♠13 | Orchard of the Macabre (heroic)
Desecrated Temple of Vol
Tomb of the Forbidden |
| Undead Rat | ♦2 ♥4 ♠7 ●♦24 ●♥28 ●♠34 | The Old Archives
Setting the Wards: The Lower Cathedral — Sometimes spawns when breaking vases.
Setting the Wards: The Patriarchs’ Crypt |
| Underharbor Rat | ♦5 ♥7 ♠10 ●♦31 ●♥35 ●♠39 | Dread Sea Scrolls |
| Vile Carcass Eater | ♦15 | Eerie Forest |
