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2026-04-23
Current Price
$11.99$14.99
-20%
Historical low $11.99Check it out on Steam
About
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.
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Game Videos
Kumitantei: Old-School Slaughter - Official Trailer
Kumitantei: Old-School Slaughter | RELEASE DATE TRAILER
![Kumitantei: Old-School Slaughter | OPENING MOVIE [EN]](/res/20260414/img04141535194760.png)
Kumitantei: Old-School Slaughter | OPENING MOVIE [EN]
Kumitantei: Old-School Slaughter | Voiced Prologue Playthrough (No Commentary)
Game Information
Publisher
Akupara Games
Developer
Mango Factory
Genres
Comedy，Anime，Visual Novel，Detective，Card Battler，1980s，Horror，Mystery，Alternate History，Adventure，Singleplayer，Dark Humor，Psychological Horror，Female Protagonist，RPG，Retro，Cute，Memes，Deckbuilding，Multiple Endings，
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