cobblemon server gym league

A cobblemon, player run gym system!

by
1.2K Downloads
fabric
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Screenshots

cobblemon server gym league Screenshot 1
cobblemon server gym league Screenshot 2

About this Mod

CobbleLemon Gym League

CobbleLemon Gym League adds a full server-side gym league system for Cobblemon servers, with player challenges, badge tracking, seasons, leaderboards, Elite Four progression, Champion battles, and an in-game management GUI.

Players can open the Gym League menu with /gym or /gymgui to view active league staff, challenge Gym Leaders, track earned badges, check leaderboard standings, and follow their progress through the league. Gym Leaders, Elite Four members, and Champions can accept challenges, manage active matches, and use configured arena positions for clean battle starts.

Features

  • Gym Leader, Elite Four, Champion, and Challenger roles
  • Seasonal badge progression
  • Configurable badge definitions and required badge counts
  • /gym challenge <player> and /gym accept <player> challenge flow
  • Automatic Cobblemon PvP battle setup using Gen 9 singles
  • Configurable battle level, request timeout, result broadcasts, and challenge rules
  • Leaderboard based on badges, Elite Four progress, and Champion status
  • Admin GUI for roles, seasons, badges, arena setup, and config reloads
  • Arena teleport positions for challengers and league staff
  • Optional Exposure photograph previews for Gym Leaders
  • Optional CobbleLemon Trainer Hub integration for badge cosmetics, titles, and trainer card stats
  • Optional LuckPerms integration for syncing league groups

Why Use It?

This mod is built for Cobblemon servers that want a structured player-run league without tracking everything manually. It gives staff tools to run seasons, assign leaders, award badges, and manage progression while giving players a clear path from Gym battles to the Elite Four and Champion.

Commands

  • /gym - Open the Gym League GUI
  • /gymgui - Open the Gym League GUI
  • /gym challenge <player> - Challenge a Gym Leader, Elite Four member, or Champion
  • /gym accept <player> - Accept an incoming challenge
  • /gym badges - View your badge and Elite Four progress
  • /gym admin ... - Admin role, season, badge, and reload tools

Important Setup Notes

This mod is intended for Fabric Minecraft 1.21.1 with Cobblemon. Install it on the server and on clients that should use the GUI.

Required:

  • Fabric Loader
  • Fabric API
  • Cobblemon
  • Fabric Permissions API

Recommended:

  • LuckPerms, for role/group syncing
  • Exposure, for gym preview photographs
  • CobbleLemon Trainer Hub, for trainer card integration

Before running a public league, configure config/cobblelemon_gym_league/settings.json. Change the default admin password, set admin allow-list entries as needed, configure arena positions, and define your seasons and badges.

Available Versions

cobblemon server gym league 1.1.0release
MC 1.21.1fabric
May 23, 2026
cobblemon server gym league 1.0.0release
MC 1.21.1fabric
May 22, 2026
cobblemon server gym league 1.0.0release
MC 1.21.1fabric
May 13, 2026
cobblemon server gym league 1.0.0release
MC 1.21.1fabric
May 10, 2026

How to Install cobblemon server gym league on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).

3

Install Mod

Open the mod browser in the dashboard and search for "cobblemon server gym league". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.1

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

cobblemon server gym league server crashes on startup – what to do?

Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is cobblemon server gym league compatible with fabric?

cobblemon server gym league officially supports fabric for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with cobblemon server gym league – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if cobblemon server gym league consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

Rent Modded Server

Install cobblemon server gym league with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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NVMe SSD Storage
DDoS Protection included

Details

License
LicenseRef-All-Rights-Reserved
Server-side
Required

Supported Versions

1.21.1