CurseForge · Minecraft mod
Antinull - Impossable BOSS Mod
Face the Anti-Null, a powerful and unpredictable boss that evolves through multiple phases, unleashing devastating attacks, dark abilities, and a final rage unlike anything you've faced before. 👁️🔥
Quick answer
Which Antinull - Impossable BOSS Mod release should I use?
Antinull - Impossable BOSS Mod antinull-2.3.1 [BUGFIX & FEATURE] [Supported] targets 1.20.1 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Antinull - Impossable BOSS Mod 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 Antinull - Impossable BOSS Mod antinull-2.3.1 [BUGFIX & FEATURE] [Supported] need?
antinull-2.3.1 [BUGFIX & FEATURE] [Supported]. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Antinull - Impossable BOSS Mod without breaking your instance.
Built for Antinull - Impossable BOSS Mod antinull-2.3.1 [BUGFIX & FEATURE] [Supported]. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use antinull-2.3.1 [BUGFIX & FEATURE] [Supported]. It targets 1.20.1 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 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 antinull-2.3.1 [BUGFIX & FEATURE] [Supported]. It opens that exact file at the source.
About this project
What does Antinull - Impossable BOSS Mod add?
ANTINULL
Something Exists Beyond the Void.
There are things in this world that were never meant to be discovered.

Something has been waiting beneath the surface, beyond the limits of what you know. It doesn't belong here. It doesn't follow the rules. And perhaps, it was never supposed to exist.
Antinull is not just another boss mod. It introduces an encounter with an entity whose existence challenges everything you thought you understood about Minecraft.
Explore its presence. Witness its emergence. Experience its power.
But don't mistake its silence for weakness.
What Awaits You?
A unique and powerful boss encounter.
Multiple combat phases and devastating abilities.
Custom animations and cinematic sequences.
An atmospheric introduction and mysterious presence.
A collection of unique attacks and visual effects.
An encounter designed to test your preparation and survival.
A Final Warning
Not everything that emerges from the darkness wants to be understood.
Some things are better left undiscovered.
It has already noticed you.
Project description from CurseForge.
Pick your setup
Antinull - Impossable BOSS Mod by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Antinull - Impossable BOSS Mod versions and loaders
antinull-2.3.1 [BUGFIX & FEATURE] [Supported]
antinull-2.3.1-forge-1.20.1.jar
29 Oct 2026
antinull-2.3.0 [BUGFIX & FEATURE] [Unsupported]
antinull-2.3.0-forge-1.20.1.jar
28 Oct 2026
antinull-2.2.0 [BIG MENU UPDATE] [Unsupported]
antinull-2.2.0-forge-1.20.1.jar
11 Oct 2026
antinull-2.1.0 [Unsupported]
antinull-2.1.0-forge-1.20.1.jar
2 Oct 2026
antinull-2.0.0 [ULRA WORLD EDITION] [Unsupported]
antinull-2.0.0-forge-1.20.1.jar
31 Aug 2026
Looking for an older file? The official CurseForge project page is in Resources.