Immortal Mantis

Top-down horror with secrets that can change how the story ends

Bitlife · Published by Bitlife · Released Apr 22, 2022

Reviews: Very Positive; 94% of 246
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 3 years ago; Apr 27, 2023
Minimum PC: Any; 2 GB RAM; Full requirements

What is Immortal Mantis?

In this top-down horror game, you solve puzzles and try to survive as Akin, a worker whose new house is tied to the serial killer Mantis. The story follows a linear sequence as you uncover the past of the house and its former residents.

For you if...

+you enjoy psychological horror mixed with slasher stories

Not for you if...

−you prefer horror without gore or serial-killer themes

What players say

94% of 246 reviews are positive

Players praise the pixel art, animation, soundtrack, and story. Recurring complaints concern unclear puzzle solutions and a runtime that some find too short.

Screenshots and trailer

Immortal Mantis system requirements

Minimum: Any, 2 GB RAM.

As published by the developer.

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Minimum

OS: Windows 7
Processor: I3
Graphics: Any
Memory: 2 GB RAM
DirectX: Version 11

Does Immortal Mantis have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Immortal Mantis run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 8
Steam features: Family Sharing
Languages: Full audio: English. Text only: Portuguese - Brazil.

Does Immortal Mantis use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam