Radical Cobblemon Trainers

Radical Cobblemon Trainers

Over 1500 unique and challenging trainers, from the Pokemon ROM hacks Radical Red (v3.02) and Unbound (v2.0.3.2) as well as the main series games Brilliant Diamond/Shining Pearl, that will spawn naturally in your world.

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fabricforgeneoforgeadventuregame-mechanicsmobs
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Screenshots

Trainers
Battle
Level Cap
Leader
Trainer Association
Series Trades

About this Mod

Radical Cobblemon Trainers

Over 1500 unique and challenging trainers, from the Pokemon ROM hacks Radical Red (v3.02) and Unbound (v2.0.3.2) as well as the main series games Brilliant Diamond/Shining Pearl, that will spawn naturally in your world.

Supported By

Description

Trainer spawning: Encounter different trainers in different biomes.

trainer_group

Textures were procedurally generated in advance so trainer appearances do not resemble any specific figures.


Story Mode: Defeat leaders, rivals and many more to become the ultimate champion.

trainer_battle_start


trainer_card_arrow


Choose your path: Seek out the Trainer Association to start a journey of your choice.

trainer_association


trainer_association_trades


advancements


Player Progression: Limits how far players can progress by preventing pokemon in their party, below a certain level (level cap), to gain any exp until they have defeated the next key trainer (e. g. leader).

player_level_cap


Trainer Card: The Trainer Card will help you to keep track of your progress, find information about trainers and to locate the next key trainer to increase your level cap, when they spawn nearby.

trainer_card_recipe


trainer_card_list


Endgame: There are many challenging trainers for you to encounter, even after becoming a champion. Seek out stronger trainers for better loot, or complete multiple series (again) to permanently boost your luck!

trainer_silhouettes


Youtube Guides

Overview of the series feature (added with 0.14) by Pocketcraft:


Awesome guide by Jonathan's Playroom (applies to version 0.13 for the most part):


Another great guide for 0.13 by Pocketcraft:

Configuration/Documentation

The mod contains many config options and has an extensive data pack support. Please refer to the documentation for more information, guides and the FAQ.

Dependencies

Data Packs (official)

Only install one of these.

Other Addons

  • Radical Gyms & Structures adds structures for gym leaders that will generate in your world.
  • Run and Bun is an advanced trainer battle AI and provides an alternative option to configure your trainers with.
  • More Radical Trainers will add many themed shorter series for you to conquer.
  • Failrun is another series data pack with custom trainers and a long progression-focused series.
  • The mod is to easy for you? Check out Cobblemon: Mega Showdown, while it will enable you to use gimmicks like mega evolutions, so will it also enable these features for trainers from the core series of this mod.
  • Not happy with the textures? Trainer Texture Pack provides many pokemon franchise inspired skins for trainers.
  • ToolTipFix fixes issues with tooltips of the Trainer Card being to large to properly read (only on fabric).

These are just some suggestions. There are most likely many more exciting addons out there.

Known Issues

  • The Trainer Card arrow will not render when "Emissive Textures" is enabled in Continuity
  • Trainers fail to spawn with Convenient Decors installed
  • There have been complications when trying to pick up trainers with mods like Carry On (trainers may not be temporarily removed from worlds or the spawing system can run into unexpected issues)

Planned features

  • More/Better/Fixed assets (Teams, Textures, Mobs, Dialogs, Loot tables, ...)
  • Clear distinction between male and female trainers (textures)
  • Clear distinction between adult and child trainers (models)
  • More config and datapack options to allow trainers beeing used in advancement like scenarios:
    • disable despawning
    • max trainer defeats/wins per player
    • infinite trainer defeats/wins (e.g. by setting (global) max wins/defeats to 0)
    • loot condition for n'th (e.g. 1st) defeat (defeat_count)
  • Advancements
  • More user feedback in certain situations (e.g. when a player gains a badge)
  • Some config options
  • More commands
  • Fabric

Discord

You can find a Discord Channel for this mod in the Cobblemon Discord Server.

Available Versions

Version 0.18.1-betabeta
MC 1.21.1fabric
April 12, 2026
Version 0.18.1-betabeta
MC 1.21.1neoforge
April 12, 2026
Version 0.18.0-betabeta
MC 1.21.1fabric
April 11, 2026
Version 0.18.0-betabeta
MC 1.21.1neoforge
April 11, 2026
Version 0.17.7-betabeta
MC 1.21.1fabric
March 19, 2026

How to Install Radical Cobblemon Trainers 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 "Radical Cobblemon Trainers". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricforgeneoforge

Minecraft Versions

1.21.1, 1.20.1

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Radical Cobblemon Trainers 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 Radical Cobblemon Trainers compatible with fabric and forge and neoforge?

Radical Cobblemon Trainers officially supports fabric, forge, neoforge for Minecraft 1.21.1, 1.20.1. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Radical Cobblemon Trainers – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Radical Cobblemon Trainers 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.

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Recommended RAM
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Minimum 3 GB | per 8 players
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Details

License
LicenseRef-MCOML
Server-side
Required

Supported Versions

1.21.11.20.1