This site is under construction — Early Access launches March 11th, 2026

About the Game

Start with nothing but stone and ambition. End with a sprawling underground empire fueled by mithril, shadowsteel, and ancient rune magic.

The Gameplay Loop

1

Mine

Swing your pickaxe and gather ore. Hire dwarves to mine alongside you.

2

Build

Construct rooms, assign workers, and create resource production chains.

3

Dig Deeper

Descend to new depths, unlocking rooms and facing greater challenges.

4

Prestige

Reset with permanent bonuses and start again, stronger than before.

13 Unique Rooms

Surveyor's Office

Your scouts discover Blueprints needed for construction and upgrades.

Lumber Mill

Processes raw timber for building materials.

Engineering Hall

Boosts all production with engineering expertise.

Smelter

Refines ore into precious Mithril.

Resource Converter

Transforms surplus resources into what you need.

Dwarven Tavern

Reduces worker hiring costs as more dwarves gather to share stories.

Runic Workshop

Crafts powerful Rune Shards for enchantments.

Trade Post

Opens trade routes with foreign nations for Trade Points.

Beast Den

Tame underground beasts for powerful passive abilities.

Gemcutter

Cuts and polishes gems for permanent bonuses.

Worker Barracks

Houses additional dwarven workers for your operations.

Shrine of the Deep

A mysterious shrine offering divine blessings from below.

Dark Forge

The ultimate forge, smelting rare Shadowsteel.

7 Resources

Ore
Blueprints
Timber
Mithril
Shadowsteel
Trade Points
Rune Shards

Deep Progression

20+ Depths

Each depth increases costs and unlocks new content. Cave-ins and trolls threaten your progress at deeper levels.

Prestige

Reach the bottom and start again with Ancestral Knowledge and Blessings that carry forward permanently.

Ascension

A second layer of progression for those who want to push even further. New mechanics, new power.

Skill Tree

Spend points on permanent upgrades that shape your playstyle and optimize your mining empire.

Artifacts & Relics

Discover powerful items that provide unique passive bonuses and unlock new strategies.

Mythic Upgrades

Endgame power spikes that transform your production capabilities entirely.

Idle-Friendly Automation

Mithril & Mud respects your time. Unlock automation systems that keep your empire running while you're away.

  • Auto-pickaxe mining
  • Auto-worker hiring
  • Multi-room auto-assign with smart distribution
  • Auto-resource conversion
  • Auto-prestige at configurable thresholds

Start Digging

Wishlist on Steam