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Book of Demons

Game overview

Book of Demons

Book of Demons is a Hack & Slash in which YOU decide the length of quests. Wield magic cards instead of weapons and slay the armies of darkness in the dungeons below the Old Cathedral. Save the terror-stricken Paperverse from the clutches of the Archdemon himself!

Dungeon Crawler Roguelike Deckbuilder Hack and Slash RPG Deckbuilding
Last tracked players
7
All-time peak
12
24-hour change
Unavailable
Steam reviews
79.8% positive
11,952 reviews · via SteamSpy

Delayed observation · last tracked . Values marked unavailable are not estimated.

About this game Read the full description

Book of Demons is a Hack & Slash in which YOU decide the length of quests. Wield magic cards instead of weapons and slay the armies of darkness in the dungeons below the Old Cathedral. Save the terror-stricken Paperverse from the clutches of the Archdemon himself!

Procedurally Generated Dungeons
Roguelike Mode for fans of extreme challenge
70+ different types of monsters, with different traits and custom mechanics
Xbox and Steam controller support
Dungeons & Streamers - Twitch and Mixer integration
Monthly and all-time Leaderboards, 200+ Achievements

Book of Demons is the first installment of Return 2 Games - a series of original mid-core titles, inspired by the early golden days of PC gaming.

Cards and Deckbuilding


It’s not a card game, but items, spells, and skills are all expressed as cards. The strategy lies in adapting your hand to each situation. Cards can be upgraded with runes and you can find many variants with diverse bonuses. Legendaries are the most epic but hard to acquire.

Tailored sessions with Flexiscope


Book of Demons respects your time. It features the Flexiscope engine which allows you to divide the game into sessions of any size. It even learns your pace of gaming and predicts the time to complete the next session.

Unique Mechanics


Simplified movement and fight mechanics is where Book of Demons differs the most from other hack & slash games. There is often not enough time to click-remove all of the obstacles such as monster shields, enemy spells, poison, or knocked cards, so timing, card selection and order of execution are critical.

Hack & Slash in the world of Paperverse


Book of Demons takes place in Paperverse, a world that exists entirely inside a pop-up book.
It’s a tale of good and evil about saving the world from the ultimate devilry. Sounds familiar? Inspired by the dark and gloomy atmosphere of the first Diablo game, Book of Demons is part tribute part parody of hack & slash classics.

Comfort of Gameplay


Many Book of Demons features were designed with gameplay comfort in mind. Points of interest are marked at the top of the screen and get revealed once you get closer. Your character leaves footprints, which can be used to track your way back or notice paths already visited without opening the map.

Challenging Endgame


On average it takes about 10 hours to complete the campaign with a single class, but maxing out a character and mastering all of the higher Freeplay difficulty levels and Quests takes much longer. The Roguelike mode offers another level of challenge with permadeath, restricted healing and even more obstacles to overcome.

Dungeons & Streamers

Player activity

Concurrent players over the last 48 hours.

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System requirements Windows · macOS

Windows

Minimum

Minimum:
  • OS *: Windows 7, 8, 8.1, 10
  • Processor: 1.7 GHz Dual Core or Greater
  • Memory: 2 GB RAM
  • Graphics: 512 MB DirectX 9.0c compatible graphics card
  • DirectX: Version 9.0c
  • Storage: 1 GB available space
  • Sound Card: DirectX 9.0c compatible
  • Additional Notes: Controller Support

macOS

Minimum

Minimum:
  • OS: OSX 10.12+
  • Memory: 2 GB RAM
  • Graphics: Open GL 3.3+ Compliant
  • Storage: 1 GB available space
  • Additional Notes: No Controller Support
Game details Languages, features & support
Publisher
Thing Trunk
Brazilian rating
l
Steam Germany rating
12
Achievements
202
Controller support
full
Metacritic
72
Features
Single-player, Steam Achievements, Full controller support, Steam Trading Cards, Captions available, DualShock Controller Support, DualShock Controller Support, DualSense Controller Support, DualSense Controller Support, Steam Input API Support, Steam Cloud, Stats, Steam Leaderboards, Remote Play on TV, Family Sharing
Languages
English*, Polish, French, Italian, Portuguese - Brazil, Russian, Simplified Chinese, Traditional Chinese, German, Turkish, Spanish - Spain, Bulgarian, Korean, Ukrainian
*languages with full audio support
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Sources fresh
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
playable
Valve compatibility test
Input
Controller support: unknown
Structured language support (14)
LanguageInterfaceFull audioSubtitles
EnglishYesYesYes
PolishYesNoYes
FrenchYesNoYes
ItalianYesNoYes
Portuguese - BrazilYesNoYes
RussianYesNoYes
Simplified ChineseYesNoYes
Traditional ChineseYesNoYes
GermanYesNoYes
TurkishYesNoYes
Spanish - SpainYesNoYes
BulgarianYesNoYes
KoreanYesNoYes
UkrainianYesNoYes
Steam store page fresh · checked 2026-11-06 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
More analysis Activity patterns, updates & developer tools

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Game Insights

Buy Verdict

Wait — $24.99.

Wait for upcoming sale in ~12 days for potentially better pricing.

▬ ~12 days until next sale

Value Score

Fair Value — 79th percentile.

Price-to-player ratio ranks in the 79th percentile. Priced as Premium at $24.99.

▲ Premium pricing tier

Genre Benchmarks

Player Count Top 20%
Value Ratio Top 21%

Activity Heatmap

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Developer Analytics

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Frequently Asked Questions

Is Book of Demons worth buying right now?
Wait — $24.99. Wait for upcoming sale in ~12 days for potentially better pricing.
When does Book of Demons go on sale?
Wait for upcoming sale in ~12 days for potentially better pricing.
Is Book of Demons free to play?
Book of Demons costs $24.99 on Steam.
What genre is Book of Demons?
Book of Demons is a Action, Adventure, Casual, Indie, RPG game.
Who developed Book of Demons?
Book of Demons was developed by Thing Trunk and published by Thing Trunk.
What platforms does Book of Demons support?
Available on Steam for Windows, macOS.

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