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Kumitantei: Old-School Slaughter

Out nowAdventureIndieVisual Novel

Kumitantei: Old-School Slaughter

Release 23 Apr 2026

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    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.

    Kumitantei: Old-School Slaughter release date

    23 Apr 2026Out now

    By platform

    • PC · Out now

    Screenshots and trailers

    1 / 14 — Announcement Trailer