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The Detective Reaper Invites
Use various cards to solve randomly generated murder cases in this roguelite deduction adventure game. The culprit always lies, and the innocent always tell the truth. Make too many mistakes, and it's back to square one. Put your wits to the test and solve as many cases as you can!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“I already played an hour worth of this game and genuinely, I'm conflicted by what I really feel about this game, but then I see the price tag and in all honesty? It's a really neat execution. The idea is simple, using simple deduction, using cards in your deck, you need to be…”
— a player, Steam review · 1 hrs played“A really great repayable murder mystery rogue-lite where you solve murder after murder with really nice graphics and feel, it is clear a lot of care went into the game. The core murder mystery puzzles are like liar puzzles (similar to mimic logic) where the culprits lie & the…”
— a player, Steam review · 10 hrs played“"The Detective Reaper Invites" is a puzzle roguelike that challenges players to solve randomly generated murder cases. As a detective reaper, your task is to gather testimonies from suspects, deduce the culprit, and execute them. The game is a unique blend of strategy and…”
— a player, Steam review · 2 hrs playedLatest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Patch Notes [2024/06/20]
Hello everyone, We have released a new major update that introduces new cards, a new game mechanic, and UI and game balance improvements. Please read the following patch notes for more details on the
Introducing a Starting Hand Redraw Feature - Patch Notes [2024/06/03]
We have released a new patch for The Detective Reaper Invites and made the following changes. A new feature that allows players to redraw their starting hand has been added. New cards will be randomly
2024/05/29 Patch Notes
A new patch has been released that addresses the following issues. Fixed a bug that caused the game to freeze during Nanase's story under specific conditions. Fixed a UI issue where the victim's icon
2024/05/28 Patch Notes
A new patch has been released that addresses the following issues. Fixed a bug where the game would freeze after an event tile if the player was using a controller.
2024/05/27 Patch Notes (2)
A new patch has been released that addresses the following issues. Fixed a bug that caused the game to freeze after the shrine gate event.
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Adventure, Indie |
| Player tags | Rogue-lite · Adventure · Puzzle · Card Game · Deckbuilding · Procedural Generation · Text-Based · 2D · Pixel Graphics · Indie · Singleplayer · Rogue-like (SteamSpy community voting) |
| Features | Single-player · Full controller support · Steam Cloud · Family Sharing |
| Languages | English, Japanese, Simplified Chinese, Traditional Chinese |
| Controller | Full support |
| Official site | https://playism.com/game/idgr/ |
Minimum system requirements (PC)
Minimum: OS: Windows 10 / 11 Processor: Intel Core i3 Memory: 8 GB RAM Graphics: On-board graphics / Integrated Graphics Storage: 200 MB available space