# Alteratio: The Disappearance

> Alteratio is a first-person psychological horror game released on October 22, 2025, by Tersalos Studios. It features multiplayer, puzzles, and a gripping mystery about disappearing parents.

Release date: 2025-10-22
Tags: multiplayer, adventure, horror, thriller, psychological-horror, puzzle, stealth, 3d, first-person, action, story-rich, indie, linear
Source: https://store.steampowered.com/app/3204420/
Article page: https://web-autoai.com/articles/alteratio-the-disappearance?lang=en

Prices and ratings change over time — check the article page for the current values.

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## Overview
Alteratio plunges players into a first-person horror experience where a chilling mystery unfolds. You play as a college student returning home to find your parents have vanished. What starts as a desperate search quickly escalates into a terrifying ordeal as a sinister presence begins to hunt you. This psychological horror game masterfully blends exploration, narrative-driven moments, and heart-pounding jump scares.

## Highlights
*   Atmospheric Psychological Horror: Immerse yourself in a deeply unsettling environment designed to keep you on edge.
*   Intricate Puzzles and Mysteries: Unravel the secrets behind your parents' disappearance through challenging puzzles and a gripping storyline.
*   Multiplayer Experience: Engage with other players in this terrifying adventure.

## Who It's For
Fans of psychological horror, puzzle games, and story-driven experiences will find Alteratio a compelling and terrifying journey. Those who enjoy atmospheric tension and the thrill of unraveling a dark mystery will be captivated.

## Game Info
*   Developer: Tersalos Studios
*   Publisher: Tersalos Studios
*   Release Date: October 22, 2025
*   Genres: Adventure, Horror, Thriller, Psychological Horror, Puzzle
*   Features: Multiplayer, Steam Achievements