Also known as Kumitantei: Old-School Slaughter, koss, 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.
Hey Absolute Students, First off, before I dive into the meat of the dev log, I want to say thank you for the support on the launch of Kumitantei and for all of you who left us a review! Also, I want to thank the bug re…
Browse past updates and patch notes for this game.
Top picks from 11 Steam achievements, sorted by player unlock rates.
