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The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker

Q: How do I install The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker?

Download the .mcpack or .mcaddon file. Open it — Minecraft imports it. In your world: Behavior Packs → Available → Activate, then the same under Resource Packs. In MCModsHub, or directly above on this page.

Q: What Minecraft version does The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker work with?

The listing gives Minecraft 1.21. This is the version stated by the author or source site, not something we verified ourselves.

Bedrock add-on listed for Minecraft 1.20–1.21 (behavior + resource pack). File opened and checked on 11 Oct 2026; installs from the MC Bedrock Mods app on Android.

by Moon

⬇ Download

Open in MCModsHub Get it on Google Play →

The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker — screenshot 1

The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker — screenshot 2

The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker — screenshot 3

The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker — screenshot 4

The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker — screenshot 5

The Shadow in Nightmare Addon (26.x, 1.21) – Survive an Immortal Horror Stalker — screenshot 6

The Shadow in Nightmare Addon introduces an immortal entity that slowly stalks your survival world. Strange glitches and eerie phenomena begin to distort your surroundings after the first few days. The creature eventually hunts you down with terrifying jumpscares and drags you into its nightmare dimension.

Features:

Adds an immortal stalker entity named The Shadow to survival mode.
Causes strange glitches and phenomena to appear over multiple days.
Features scary jumpscare attacks that pull players into another dimension.
Gives the monster unique skills to haunt and manipulate your world.

Screenshots:

The Shadow entity stalks the player in a night Minecraft world

A tall dark creature stands in a field with a distance indicator

A tall dark entity standing in the rain with a distance text overlay

The Shadow creature moves closer to the player while a distance counter appears

A dark entity stalks the player from a distance near a cherry grove

The stalker entity moves closer as the distance tracking message updates

The Shadow in Nightmare Addon Download Links

Quick facts

Edition: Minecraft Bedrock
File type: .mcpack or .mcaddon
Minecraft version listed: 1.21
How to install: Download the .mcpack or .mcaddon file. → Open it — Minecraft imports it. → In your world: Behavior Packs → Available → Activate, then the same under Resource Packs.
Where to get it: In MCModsHub, or directly above on this page.

Install steps are the general flow for this file type — How to install Minecraft Bedrock addons & mods walks through it step by step.

File checked by MCModsHub

Pack type: .mcaddon — behaviour and resource pack in one file
Manifest requires Minecraft 1.20.30 or newer
Complete pack — everything it depends on is inside the file
Download link checked 7 Sept 2026 — working
Mirrored on our own servers — the download does not depend on the original host

These come from our own check of the pack file, not from the source page.

Explore more

All Addons for Bedrock All Minecraft Bedrock mods Bedrock mods for 1.21