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The Red Grin: Psychological Horror

by Eymon__1

The Red Grin: Psychological Horror is a Forge horror mod in which a stalking entity watches the player from the dark and waits for the right moment to act.

ForgeClient and serverAll rights reserved1.20.1

What it does

The Red Grin is built as a paranoia simulation. The entity does not attack at once: it waits, watches from a distance, stalks through darkness and sometimes hides behind trees or appears close behind the player. The horror is paced so that the first few days in a world feel safe, and the threat escalates once the player has settled in.

The mod also adds inventory anomalies, where disturbing notes and glitched images appear in inventory slots without warning, and a Ghost Miner that can be heard approaching through deep caves and can hide inside stone. Its sounds and flashing images are loud and sudden, so the mod is meant for players who accept that risk. It runs on client and server, so the server and every player need it, and it is published for Forge 1.20.1 with the 1.2 build, released 2026-01-27, under All rights reserved.

Key features

  1. Stalking entity

    The Red Grin watches the player from a distance and moves through darkness, sometimes staying hidden and sometimes appearing close behind.

  2. Delayed horror

    Threats begin only after a set number of days, so the first stretch of a world feels safe before the pressure builds.

  3. Inventory anomalies

    Disturbing notes and glitched images appear in inventory slots at unexpected moments.

  4. Ghost Miner

    A creature inside stone that is heard approaching in deep caves and reacts when nearby blocks are broken.

Compatibility

Latest build for each game version and loader.

1.20.11.2
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Questions

Does The Red Grin need to be installed on the server?

Yes. A server running it needs every connecting player to have it too.

Which loader and game version does The Red Grin support?

The mod is published for Forge only, and its files target 1.20.1.

Does the mod contain sudden loud noises or flashing images?

Yes. Loud sounds, sudden jumpscares and flashing images appear in the mod, so players should go in knowing that and accept the risk.

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What the author says

You are being watched. But don't look back. The Red Grin is not just a monster mod; it is a paranoia simulation designed to mess with your mind. The entity doesn't just attack—it waits, watches, and stalks you from the darkness.
Eymon__1, on the Modrinth page

Official listing

Owner
Eymon__1
Published
2026-01-18
Updated on Modrinth
2026-01-27
Facts verified
2026-10-15