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Killer.io
Killer.io
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Killer.io

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Killer.io

Killer.io

Killer.io is an engaging online murder game where players are tasked with the challenge of eliminating individuals at a Halloween party. The objective is to successfully kill as many players as possible without being detected or caught. This interactive game combines elements of deduction, strategic thinking, and fast-paced action, testing players' problem-solving skills and decision-making abilities as they navigate through various levels and challenges in order to complete objectives and ultimately advance their character's progression. Engage in a thrilling online murder game while eliminating individuals at Halloween party.

About this game

Controls
Arrow keys or Tap controls to move
Supported devices
Desktop
Release date
26 September 2026
Latest update
16 October 2026
Rating
No ratings yet

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