DatapacksJava
Harbinger Boss
A datapack that adds a boss called “Harbinger” to your world. Free Minecraft Java datapack for 1.20.4.
⬇ Download on CurseForgeQuick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.4
- 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 — see the MC Java Mods guides for the full walkthrough.
Harbinger Boss is a free Minecraft Java datapack. Compatible with Minecraft 1.20.4. Downloaded 147 times (via CurseForge). Download it and open it directly in the game.