Spell Vulnerabilities
Java mod listed for Minecraft 1.20–1.21. Downloads from the MC Java Mods app on Android.
I don't know my version or loader
Spell Vulnerabilities is lightweight Fabric mod that gives you complete control over how each mob in your world resists or succumbs to different schools of magic spells.
With just a few lines in a simple JSON config, you can tune every creature’s Fire, Frost, Arcane, Healing, Lightning (and more!) affinities.
Key Features:
Per-Entity Tuning
Define resistances and vulnerabilities on a per-mob basis or a list of mobs that will share the same modifiers
(can also include entities from other mods).
Want Zombies to take 75% less Soul damage but 190% more Arcane damage? Easy:
All Major Spell Schools
Support for any spell_power:<school> attribute from Spell Engine & Spell Power Attributes:
spell_power:air
spell_power:arcane
spell_power:earth
spell_power:fire
spell_power:frost
spell_power:healing
spell_power:lightning
spell_power:soul
spell_power:water
Configurable
Everything loads at startup from config/spell_vulnerabilities.json. —just edit the JSON and restart.
Come with 2 premade entries for the Blaze, Ghast and Piglin (25% fire spell resistance, 50% frost spell vulnerability)
and the Enderman (75% arcane spell resistance):
Stylized List
A new button in the player inventory that open a new screen with neat list of all the entries from the config, come with a search bar to search by entity/mobs name!


Require Spell Engine & Spell Power Attributes [Fabric]
Recommended with Wizards (RPG Series), Elemental Wizards (More RPG Classes) and other mods that use spell power attributes.
To get entities/mobs id recommend to use Data ID Dumper [the id's will be in the entities_ids file]
This mod is just one simple, short mixin, screen class and gson config✨
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.1, 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 CurseForge — 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 spell_vulnerabilities-1.2.jar — drop this file into the mods folder
- Download size: 30 KB
- Download link checked 2 Oct 2026 — working
These come from our own check of the pack file, not from the source page.