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Kumitantei: Old-School Slaughter

Mango Factory · Akupara Games · 23 Apr 2026 · GOG

Store: GOG
Platform: GOG
Release date: 23 Apr 2026
Developer: Mango Factory
Publisher: Akupara Games
Players: Single player
Features: Achievements, Controller support, Overlay, Female Protagonist, Horror, Mystery, Visual Novel, Multiple Endings, Retro, Deckbuilding
Play modes: Windows
Availability: Available now

Is survival in the cards?

Kumitantei™: Old-School Slaughter is an episodic murder-mystery ADV cardbattler that lovingly fuses retro anime analog horror with killing game! Kumitantei will consist of 6 episodes, beginning to release in early 2026.

"The Empire of Japan, 1989... Awoken in a decaying old bunker, sixteen elite Absolute Students are trapped in a kill-or-be-killed Apathy Experiment. Will they band together to uncover secrets of this anemoic alternate past, or lose their humanity and lives in the present?"

With a visual sty