CurseForge · Minecraft mod
Iron's Spells Mob Type Fix
A simple mod that fixes the issue where some creatures in Iron's Spells 'n Spellbooks were not properly tagged
Quick answer
Which Iron's Spells Mob Type Fix release should I use?
Iron's Spells Mob Type Fix irons_spells_mob_type_fix-1.0.0.jar targets 1.20.1 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. All 5 required mods have matching files.
Where it goes
Is Iron's Spells Mob Type Fix required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Iron's Spells Mob Type Fix irons_spells_mob_type_fix-1.0.0.jar need?
irons_spells_mob_type_fix-1.0.0.jar. Change the file and its required mods may change too.
Install Iron's Spells 'n Spellbooks, Iron's Lib, playerAnimator, Curios API and 1 more first. We found matching files for this game-version and loader setup. 5 come through another mod in the chain.
5 extra mods were pulled in by other dependencies. Indented rows show who needs each one. We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Iron's Spells Mob Type Fix without breaking your instance.
Built for Iron's Spells Mob Type Fix irons_spells_mob_type_fix-1.0.0.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use irons_spells_mob_type_fix-1.0.0.jar. It targets 1.20.1 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Iron's Spells 'n Spellbooks, Iron's Lib, playerAnimator, Curios API and 1 more first. We found matching files for this game-version and loader setup. 5 come through another mod in the chain.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside irons_spells_mob_type_fix-1.0.0.jar. It opens that exact file at the source.
About this project
What does Iron's Spells Mob Type Fix add?
A simple mod that fixes the issue where some creatures in Iron's Spells 'n Spellbooks were not properly tagged

Add the tags "undead", "burn_in_daylight", "skeletons" to Necromancer, so that it can be correctly identified as an undead creature and will spontaneously combust in sunlight.
Also, fix its animation during self-healing, replacing the healing potion held in Necromancer's hand with a damage potion.

Add the tag "undead" to Dead King and Dead King Corpse, so that they can be correctly identified as undead creatures.
Add the tag "arthropod" to Ice Spider, so that it can be correctly identified as an arthropod creature.
Add the tags "illager", "illager_friends", "raiders" to Archevoker, so that it will now actively attack villagers and wandering trader, who will also attempt to flee from Archevoker

Project description from CurseForge.
Pick your setup
Iron's Spells Mob Type Fix by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.20.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Iron's Spells Mob Type Fix versions and loaders
irons_spells_mob_type_fix-1.0.0.jar
3 Oct 2026
Looking for an older file? The official CurseForge project page is in Resources.