
Early Access
Not really. Last updated 7 months ago, with about 2 updates per month, and nothing new since.
Last checked Oct 22, 2026
An all-new dark fantasy dungeon-crawling RPG taking inspiration from the fan-favorite Monsters' Den: Book of Dread. Create your party of heroes using an innovative skill system and enter tactical turn-based combat against the enemies of humanity. Loot, optimize, strategize. Enact vengeance.
The developer filed this on the Steam store page. It is not a guess by active.games.
Some artwork in the game (such as character portraits) were generated using AI systems.
Feb 27, 2026 · Patch note
Book of Vengeance Weekly Update (opens in new tab)
Added Custom difficulty. You can scale enemy damage, health and quickness to your preference Added a UI indicator for battle size/layout to enemy group tooltip Changed enemy 'Defend' skill to appear above their portrait when used Changed Animated Blade to have Wound and Poison resistance Changed the name of the Exultant's group to avoid confusion with The C…
Feb 27, 2026 · Build
Public branch build 22121812
Latest build time Steam reports for the public branch.
Feb 20, 2026 · Patch note
Book of Vengeance Weekly Update (opens in new tab)
Added the first iteration of the Crafting system (found in the Inventory screen.) More recipes and crafting types will be added in the future. Fixed the effect of the 'Fan the Flames' passive Fixed poison and bleed to once again change their values after dealing damage Fixed a bug when using hotkeys to change skill selection on summoned allies
Feb 15, 2026 · Patch note
v0.17.1 Hotfix (opens in new tab)
Fixed the Choir's 'Chorus' skill Adjusted some Chorister stats Blood class 'Bond' skill can no longer target yourself Another pass at fixing grid positions with temporary allies (please let it end..) Fixed bag loot settings not being respected
Feb 13, 2026 · Patch note
Book of Vengeance Weekly Update (opens in new tab)
- Added three new campaigns with unique bosses and dungeon modifiers. - Added new dungeon modifiers to all previous campaigns. - Fix: reduced Infiltrator damage slightly. - Fixed some erroneous monster skill names.
Monsters' Den: Book of Vengeance last posted a patch note 7 months ago (Feb 27, 2026: Book of Vengeance Weekly Update (opens in new tab)).
It got about 2 updates per month over the last year and is sporadic (23/100). 4 of the last 12 months had at least one update day. Not enough of a cadence to call it regular.
Yes, it looks that way. There have been no builds or patch notes in over 180 days, or none on record at all.
Monsters' Den: Book of Vengeance: 18 updates in the last 12 months, avg every 7 days. The chart shows the last 12 months, including months with zero patch notes. Counts are dated patch and update posts, not branch builds.
| Month | Updates |
|---|---|
| November 2025 | 4 |
| December 2025 | 3 |
| January 2026 | 4 |
| February 2026 | 7 |
| March 2026 | 0 |
| April 2026 | 0 |
| May 2026 | 0 |
| June 2026 | 0 |
| July 2026 | 0 |
| August 2026 | 0 |
| September 2026 | 0 |
| October 2026 | 0 |