Co-op survival sandbox built for dividing roles and growing a shared base
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.



An effortlessly cozy yet deep world to build up together over weekends.
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.
Selected for the Logpier co-op catalog with a 84% positive rating across 2,346 Steam reviews (Popular Hit: 2,000+ reviews). Built for 1–8 Players via Online Party Multiplayer (All Players Must Own).
Structured around 2+ hrs (Multi-Session) (Survival / Story Campaign) sessions with drop-in/drop-out anytime into the shared world, making it an easy shortlist contender for game night.
Note: This guide is an AI-assisted curation summary synthesized from public Steam store metadata and user review signals. First-hand squad play notes submitted by community reviewers appear separately below.
The ideal weekend hangout for building a shared world at your own pace.