Gloomfall
Java mod listed for Minecraft 1.20. Downloads from the MC Java Mods app on Android.
Slightly overhaul hostile mobs attack on player, improve deepslate ambience and significantly buff hostile mobs under deepslate level.
⬇ Download on ModrinthThis mod can be used as a cilent side mode if you only want music when on a sever.
Almost every features can be tuned or disabled to fit your liking.
When under y level 0, for the first time, vanilla musics stop instantly, playing a glitch sound then some seconds later the deepslate music will play
If you dont want deep music to play in a certain area go to config or through mod menu, then you can add your custom excluded area, the radius is calculated as a circle.
New Effects Added:
- Vulnerability: taken from zombie attack, very rare to happen above y0, but very common under y0, this effect makes you take 25% more damage and -1 attack damage.
- Concussed: speed reduced by 20%, unable to do any right click interaction, taken from creeper explosion.
- Splintered: Disable Jumping, reduce health regeneration (natural and food) by 40%, taken from skeleton.
All hostile mobs resist 72% damage from projectiles.
Mobs stats are also buffed under y0, check config for more info.
CUSTOM MUSIC CAN BE ADDED: Open the mod file with rar, go to assets/ and read the .txt file
Mod default setting can be unbalanced but you can change it to whatever in the config.
Sounds Credit:
- Deepslate Music by techtheist: https://freemusicarchive.org/music/techtheist/fma2021-part-2/dark-ambient-cave-experience/
- Splintered Sound Effect by Deathscyp: https://freesound.org/people/Deathscyp/sounds/443288/
- Concussed Sound Effect (Flashbang 808) by 1Love: https://freesound.org/people/1LOVE/sounds/582505/(only modified the .wav to .ogg)
- Vulnerability Effect from minecraft shulker
- Glitchy Transition Sound 1 by hello_flowers: https://freesound.org/people/hello_flowers/sounds/27426/
- Glitchy Transition Sound 2 by CURTYWURTY: https://freesound.org/people/CURTYWURTY/sounds/677947/
Note: only the code is under LGPL-3.0-only, assets are completely free to use and modify without the need to credit or follow the LGPL-3.0-only license, just make sure to follow the original custom sounds license used in this mod.
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.1
- 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.
- Ships as Gloomfall-1.1.0.jar — drop this file into the mods folder
- Download size: 11.3 MB
- Download link checked 19 Oct 2026 — working
These come from our own check of the pack file, not from the source page.