Games like Kumitantei: Old-School Slaughter
If Kumitantei: Old-School Slaughter is your kind of game, the closest matches are Future Racer 2000, Prison Notes and Danganronpa V3: Killing Harmony — picked from the ranked list below. Reviewers single out its atmospheric, dark and eerie. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About Kumitantei: Old-School Slaughter: Kill each other...for science! The class of '89 is trapped in an elite school killing game. Investigate, solve, and expose your classmates in Kumitantei™: Old-School Slaughter, an episodic murder-mystery ADV card-battler inspired by retro anime.

Players who liked Kumitantei: Old-School Slaughter also play
Steam players who put hours into Kumitantei: Old-School Slaughter also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
Future Racer 2000
WHY THIS
Top pick for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Only You Can Be The Future Racer 2000
Prison Notes
WHY THIS
Second-strongest match for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Prison Notes is a RPG with text-based ADV and cultivation elements. You act as a young migrant worker, wrongly imprisoned in the prison known as "The Coral Reef".What challenges and adventures are awaiting? Will you finally find a way out? Your choices and actions will decide the end of your story.
Danganronpa V3: Killing Harmony
WHY THIS
Shares a mysterious mood with Kumitantei: Old-School Slaughter.
Third-strongest match for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Kumitantei: Old-School Slaughter.
A new cast of 16 characters find themselves kidnapped and imprisoned in a school. Inside, some will kill, some will die, and some will be punished. Reimagine what you thought high-stakes, fast-paced investigation was as you investigate twisted murder cases and condemn your new friends to death.
Danganronpa: Trigger Happy Havoc
WHY THIS
Shares a tense mood with Kumitantei: Old-School Slaughter.
Ranked #4 for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Kumitantei: Old-School Slaughter.
Investigate murders, search for clues and talk to your classmates to prepare for trial. There, you'll engage in deadly wordplay, going back and forth with suspects. Dissect their statements and fire their words back at them to expose their lies! There's only one way to survive—pull the trigger.
Not Another Weekend
WHY THIS
Shares point and click and a mysterious mood with Kumitantei: Old-School Slaughter.
Ranked #5 for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
A hilariously madcap point-and-click adventure as a determined bellboy tasked with clearing out a bustling hotel in just one wild weekend! Can he manage the chaos and evict all the guests? The clock is ticking!
Kanna Maze
WHY THIS
Shares visual novel style, dialogue choices, psychological and an atmospheric mood with Kumitantei: Old-School Slaughter.
Ranked #6 for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Adventure and RPG with Kumitantei: Old-School Slaughter.
In an isolated lab beneath the earth, a childhood friend is resurrected. Amidst sealed walls, a spree of killings unfolds. In a godless abyss, parallel worlds entwine like a maze. Where does one find the path to the sole universe of bliss?
Methods: The Detective Competition
WHY THIS
Shares a mysterious mood with Kumitantei: Old-School Slaughter.
Ranked #7 for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Indie with Kumitantei: Old-School Slaughter.
One hundred detectives compete against each other in a crime-solving competition.
All in Abyss: Judge the Fake
WHY THIS
Shares turn based combat, dialogue choices, psychological and an atmospheric mood with Kumitantei: Old-School Slaughter.
Ranked #8 for Kumitantei: Old-School Slaughter fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Either I die, or the Witches perish. I challenge thee to a deathmatch!” Asuha, a self-proclaimed gambling prodigy, challenges the Witch ruling the gambling district. Poised to win, she is defeated by a mysterious power. An adventure of gambling, exposing frauds and earning fortunes through poker.
Cheaper alternatives
Games in the same vein priced at least 40% below Kumitantei: Old-School Slaughter at current Steam store prices.
Garry's Mod
WHY THIS
Priced ~63% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie with Kumitantei: Old-School Slaughter.
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.
Vampire Survivors
WHY THIS
Priced ~63% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie and RPG with Kumitantei: Old-School Slaughter.
Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!
PEAK
WHY THIS
Priced ~41% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?
Slay the Spire
WHY THIS
Priced ~54% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie with Kumitantei: Old-School Slaughter.
We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!
Inscryption
WHY THIS
Priced ~41% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Inscryption is an inky black card-based odyssey that blends the deckbuilding roguelike, escape-room style puzzles, and psychological horror into a blood-laced smoothie. Darker still are the secrets inscrybed upon the cards...
Cookie Clicker
WHY THIS
Priced ~63% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie with Kumitantei: Old-School Slaughter.
An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.
WEBFISHING
WHY THIS
Priced ~63% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie with Kumitantei: Old-School Slaughter.
WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)
Noita
WHY THIS
Priced ~41% under Kumitantei: Old-School Slaughter on Steam right now. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Noita is a magical action roguelite set in a world where every pixel is physically simulated. Fight, explore, melt, burn, freeze and evaporate your way through the procedurally generated world using spells you've created yourself.
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Doki Doki Literature Club!
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Kumitantei: Old-School Slaughter.
The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.
Life is Strange - Episode 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Kumitantei: Old-School Slaughter.
Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Kumitantei: Old-School Slaughter.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
ENA: Dream BBQ
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
The Murder of Sonic the Hedgehog
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Kumitantei: Old-School Slaughter.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
Indigo Park: Chapter 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Kumitantei: Old-School Slaughter.
Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.
Our Life: Beginnings & Always
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Kumitantei: Old-School Slaughter.
A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.
Narrow it down
Head-to-head comparisons
Frequently asked about Kumitantei: Old-School Slaughter
- Is Kumitantei: Old-School Slaughter verified for Steam Deck?
- Yes — Kumitantei: Old-School Slaughter is Steam Deck Verified, meaning Valve has confirmed it runs well on the Deck with full controller, text legibility, and default configuration support.
- How much does Kumitantei: Old-School Slaughter cost?
- Kumitantei: Old-School Slaughter is listed on Steam at 13.49 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to Kumitantei: Old-School Slaughter?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Kumitantei: Old-School Slaughter are Future Racer 2000, Prison Notes, Danganronpa V3: Killing Harmony.
- Who developed Kumitantei: Old-School Slaughter?
- Kumitantei: Old-School Slaughter was developed by Mango Factory and published by Akupara Games.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Kumitantei: Old-School Slaughter.
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