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Relentless Undead

Relentless Undead is a mod that focuses on making zombies harder. This isn't a traditionally AI change but rather mechanic focused. Zombies will climb each other to reach your height and ignore heights entirely to pour off high places to reach you.
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relentlessundead-1.20.1-0.1.0-Beta.jar

File namerelentlessundead-1.20.1-0.1.0-Beta.jar
Uploader
RaiiidenRaiiiden
Uploaded
Jul 30, 2026
Downloads
3.3K
Size
28.2 KB
Mod Loaders
ForgeNeoForge
File ID
8537856
Type
R
Release
Supported game versions
  • 1.20.1

Curse Maven Snippet

Forge

implementation fg.deobf("curse.maven:relentless-undead-1385019:8537856")

NeoForge

implementation fg.deobf("curse.maven:relentless-undead-1385019:8537856")

Learn more about Curse Maven

What's new

- Replaced custom zombie water navigation with vanilla-style floating.
- Removed the global water-navigation mixin that broke drowned swimming.
- Reworked existing climbing to use fixed wall anchors, capped movement, direct support tracking, and immediate falling.
- Improved pile formation speed and performance.
- Added climbing attacks.
- Added land-only climbing for drowned.
- Added fixed climb POIs that persist after target loss and broadcast to nearby zombies.
- Added extra ledge clearance at the top.
- Added configurable climbing speed.
- Added options to disable baby zombie spawns or replace them with adults.
- Removed climbing Slow Falling and unbounded horizontal acceleration.

This mod has no additional files