This is a mod which adds 9 new mobs(including 2 bosses) and 11 new items. It also adds a custom spawning ore called magnetite. Also add 2 new structures
To add it to a survival world put it in your mods folder. However to add this to a server put it in both the servers mod folder and anyone who plays on the server's mods folder
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.8
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as nightmare-mod-2.1.0.jar — drop this file into the mods folder
- Download size: 257 KB
- Download link checked 1 Sept 2026 — working
These come from our own check of the pack file, not from the source page.