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Grim Kingdoms: Lost structures & ruins

Adds Castles - Vanilla custom mobs/ hidden items
by HardWater
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192,674 downloads
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Updated Jul 6, 2026
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Adventure and RPG Armor, Tools, and Weapons Mobs Structures World Gen


Grim kingdoms: Lost structures & ruins adds 17 fantasy and medieval forts, citadels, and castles to your Minecraft world, inhabited by custom vanilla mobs, including feral white rabbits, wolves, gnomes that skitter through frozen ruins, etc...


At the moment these structures can appear only in winter related biomes which includes: 🌨

  • snowy_plains
  • snowy_beach
  • snowy_taiga
  • grove
  • jagged_peaks
  • frozen_peaks
  • snowy_slopes
  • ice_spikes
    , all built using vanilla features only
    (FEEL FREE TO ADD TO ANY MODPACK)

Terralith compatibility + other terrain mod support, (no floaters!),
Vanilla loot tables + hidden special items and features

BIOMES:

✅ Snowy 

Fully compatible with:
✨Fully compatible with Geophilic,
✨Fully compatible with JJ Thunder to the Max,
✨Fully compatible with William Wythers’ Overhauled Overworld,
✨Fully compatible with William Wythers' Expanded Ecosphere,
✨Mostly supports Biomes O' Plenty,
✨Mostly supports Oh The Biomes We've Gone,
(and others that keep vanilla biome tags for snow related biomes)


LIST OF ITEMS:

https://docs.google.com/spreadsheets/d/10QhMcOgmwVrPgZt2YgFWer8d1rZeGO3z0RyjHYkLWOo/edit?usp=sharing

LIST OF CURRENT STRUCTURES:

blackridge_watch---------------------------------------glimmervault_fortress-------------------------------------

decrown_monolith-------------------------------------shardspire_castle-------------------------------------------

frostbloom_bastion------------------------------------shardspire_castle-------------------------------------------

frozen_onion_fort--------------------------------------silentgale_citadel-------------------------------------------

frozen_onion_fort1-------------------------------------snowgrave_citadel-----------------------------------------

frozen_onion_fort2-------------------------------------stonyfell_outpost------------------------------------------

glacierfall_keep-----------------------------------------whitewarden_keep----------------------------------------

winterhold_citadel--------------------------------------zweiberg---------------------------------------------------

chill_hallmanor------------------------------------------travelers_lodge--------------------------------------------

CASTLES FOR MORE BIOMES 



 







Grim Kingdoms v1.0.4 1.21+ and 26+.jar
MC Client, Fabric, 1.21.8, 1.21.5, 1.21.4, Forge, 1.21.1, 1.21.6, 1.21.3, 1.21.7, NeoForge, Server, Quilt, 1.21.2, 1.21.9, 1.21.10, 1.21.11, 26.1, 26.1.1, 26.1.2, 26.2
Release 2026-03-19 Get

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