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Combat Circle

Lightweight Encirclement AI and Organized Horde Encounters

Forge
Loaders
Forge
Downloads on Modrinth
425
Followers on Modrinth
4
version
1
Updated
February 1, 2026Feb 1
Published
in 2026
Before this mod · swipe

At a glance

Runs on Forge
For Minecraft 1.20.1
Needed in the game and on the server
Latest version — 1.2.1 from February 1, 2026
License GPL-3.0-or-later — free
Where it's needed
In gamerequiredOn serverrequired

Needed both in the game and on the server

Game versions1.20.1

This mod currently adds a lightweight encirclement and Belgian AI to mobs that use the goals system (zombies, spiders, not piglins...). This system has the following specs:

  • Mobs will attempt to avoid other mobs chasing the same target when not actively attacking. The result of this is that a horde of mobs will automatically fan out while still chasing down a target.

  • Mobs will attempt to stay out of your attack range unless they are preparing to attack. Combined with the above mechanic, mobs will begin to encircle the player to cut off escapes once close enough.

  • A small handful of mobs are permitted to attack at any moment, shuffled dynamically by a stage manager to prevent repeated attacks from the same target. This keeps up pressure on multiple fronts when encircled, while still allowing tactical play beyond kiting, unlike in a congregation-styled encounter where falling into the mob group generally spells swift death.

  • Ranged mobs will attempt to shoot in such a way as to avoid friendly fire.

  • Pretty computationally cheap. The entire pathing goal is just over 100 lines.

In addition, and perhaps more importantly, this mod allows you to use Json to customize mob attack AI. The process works similarly to other "build-your-own-behavior" mods, and can be described as writing Origins powers or Psi spells for mobs. For more information regarding how to write mob AI, consult the wiki.

You can submit feedback on my Discord server.

Those interested in combat circles, Belgian AI, expansions on it, wolf pack behavior, or boid flocking can consult these papers.

FAQ

How to install Combat Circle?

Install Forge for your Minecraft version, download Combat Circle for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does Combat Circle support?

Combat Circle has builds for Minecraft 1.20.1.

Is Combat Circle needed on the server?

Needed in the game and on the server

License and source
GNU General Public License v3.0 or laterfree to use and share; changes to the mod itself must be published under the same license
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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