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DEATH NOTE Killer Within
DEATH NOTE Killer Within is an online social deduction game for up to 10 players. Players will be split into two teams with different objectives. To win the game, players will need to figure out each other’s identities and either eliminate L who threatens Kira's power or seize the Death Note.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-02 · quoted reviews as of 2026-05-13.
What reviewers agree on
48 of the 94 reviews raise this.
“Super fun especially if you play with friends. Small but decently dedicated player base! Hackers are kind of an issue, but they can be avoided. Some toxic people but you easily block and move on with your life. It's…”
10 of the 94 reviews raise this.
“Super fun especially if you play with friends. Small but decently dedicated player base! Hackers are kind of an issue, but they can be avoided. Some toxic people but you easily block and move on with your life. It's…”
“probably the best multiplayer/social deduction game to play with friends +you can dress up misa”
“If you ignore the hackers then this game is so much fun to play, definitely with friends but making friends on this game is just as easy. I love the silly characters u can wear and customize, the voice chat also makes…”
9 of the 94 reviews raise this.
“This game would be 10/10 if l's feet showed up more”
“Super fun especially if you play with friends. Small but decently dedicated player base! Hackers are kind of an issue, but they can be avoided. Some toxic people but you easily block and move on with your life. It's…”
“probably the best multiplayer/social deduction game to play with friends +you can dress up misa”
5 of the 94 reviews raise this.
“Super fun especially if you play with friends. Small but decently dedicated player base! Hackers are kind of an issue, but they can be avoided. Some toxic people but you easily block and move on with your life. It's…”
“amazing game realy fun good comunity”
“very fun, even though the game is dead there is a small dedicated playerbase”
4 of the 94 reviews raise this.
“as a diehard death note fan, its ♥♥♥♥♥♥ amazing.”
34 of the 94 reviews raise this · 26 of them still recommend the game.
“I was so excited when I bought this, it could have been an amazing game but sadly its dead. I couldnt find a lobby.”
“small dedicated toxic player base, I love death note. But don't bother with these lobbies the players are basement dwellers, chat is like a prime MW2 lobby.”
4 of the 94 reviews raise this · 1 of them still recommend the game.
“The sort of social deduction game that remains fun even when you're losing. This game is very enjoyable and the games stay fresh with plenty of variety and lots of potential for chaos. For any PC players, unfortunately…”
“Dude this game randomly kicks me from lobbies and says my connection failed when there is nothing wrong with my internet.”
“This game is fun, addictive gameplay has unique graphics but I dont recommend buying it becuse: 1.Constant bugs and crashes that ruin the fun of the game. 2.Poor security: constant hacker that can kill / crash / spam…”
4 of the 94 reviews raise this · 2 of them still recommend the game.
“This game is like among us but the imposters also have to figure out who the leader of the investigators are, so instead of running around killing as imposter you're laying traps and playing a two sided cat and mouse…”
“Dude this game randomly kicks me from lobbies and says my connection failed when there is nothing wrong with my internet.”
3 of the 94 reviews raise this · 2 of them still recommend the game.
“This is not a board game you lied to me. Voice chat rooms sound like roblox bar games sent to puerto rico via plane”
“The sort of social deduction game that remains fun even when you're losing. This game is very enjoyable and the games stay fresh with plenty of variety and lots of potential for chaos. For any PC players, unfortunately…”
3 of the 94 reviews raise this · 2 of them still recommend the game.
“The game itself is really fun theres really not that many flaws with the actual gameplay, the downside is trying to get your friend group to get on the game is impossible they think its amongus and the game has like MAX…”
“why are there 60 dollars worth of passes on a dead game”
Counted across 94 English reviews, sampled to match this game's 84.6% positive rating · as of 2026-05-13
“MAKE THIS GAME ALIVE NOOOWWW BEFORE I DO SOMETHING TO SOMEBODY!!! BRING IT BACK NOW!!! ADVERSTISE IT!! GIVE IT OUT FOR FREE!!! MAAAKEEE PEEEOOOPLEEEE PLAAAYYY ITTTTTT!!!!!”
— a player, Steam review · 6 hrs played“As a massive fan of the Death note series, I personally enjoyed this one. It's a damn shame that no one plays this. If you can get a group of friends together, I highly recommend it. Team L gang baby.”
— a player, Steam review · 3 hrs played“guys please revive this game it's genuinely fun — a player, Steam review · 281 hrs played
Player activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-06 via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Update Notice - Security Patch for Unity-related Vulnerability
Thank you for your continued support of DEATH NOTE Killer Within. We are pleased to announce the details of the update released on November 12th, 2025. ▼Version Information 1.5.7 ▼Update Contents - A
NEW ROLE UPDATE X Kira & N + Patch Note V1.5.7
New challengers are arriving in DEATH NOTE Killer Within soon! 😈🕵️♂️ X Kira brings chaos, N brings unmatched deduction. Who will outsmart who? Dive into the new patch with updated roles & mechanics!
Measures against disruptive behavior, cheating, and use of unauthorized tools
Thank you for playing DEATH NOTE Killer Within. We are committed to ensuring a fair and enjoyable gameplay experience for all players. As such, any actions that disrupt fair play, including cheating,
DEATH NOTE KILLER WITHIN game is out now in Japan!
TODAY, DEATH NOTE Killer Within, is NOW available in Japan! Who do you trust among investigators in the world? Check out the “How To Play” trailer that thoroughly explains how to play each role and th
💡New Roles are Coming to DEATH NOTE Killer Within!
DEATH NOTE Killer Within – Who Do You Trust? Did you hear the whispers? 🤫 New roles are coming to DEATH NOTE Killer Within this summer... Prepare yourselves. 🔥 Save 35% on DEATH NOTE Killer Within on
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-13.
| Genres | Casual, Strategy |
| Player tags | Strategy · Casual · Social Deduction · Word Game · Multiplayer · Top-Down · Psychological · Immersive Sim · Anime · Noir · Dark · Survival (SteamSpy community voting) |
| Features | Multi-player · PvP · Online PvP · Steam Achievements · Full controller support · Steam Cloud · Family Sharing |
| Languages | English, French, Italian, German, Spanish - Spain, Traditional Chinese, Japanese * , Korean * |
| Controller | Full support |
| Achievements | 40 |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: Intel Core i5-6400 / AMD Ryzen 3 1200 Memory: 8 GB RAM Graphics: Nvidia GeForce GTX 1050 / AMD Radeon R9 280X DirectX: Version 11 Storage: 3 GB available space Additional Notes: Estimated performance: 1080p/60fps with graphics settings at "Low". Framerate might drop in graphics-intensive scenes. - 64-bit processor and operating system are required.