Mundane Realms

World Building & DM Tools

Active Module

Fortification Builder

Garrison & Siege Durability

Survey the structural defenses, siege durability, and garrison strength of keeps, toll-bastions, and frontier outposts guarding Ethoria's contested borders. Calculate Great House vanguard rosters and defensive siege armaments.

Auto

Outposts & structures (Max 8, rightmost is Auto).

DARK-STEEL KEEP CLASS

Engineering BlueprintDrow Architecture // Tier 3
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Dark-Steel Keep

Wintersink

This fortification protects a toll collection station, levying tariffs and regulating passage for itinerant traders and peddlers.

Defensive Val7
Building Nodes4

Structure Holdings

Commanders QuartersSocial Holding

The central command and leadership hub for the Dark-Steel Keep.

Dynasty
CommanderCommander
Pharn Onyxshadow
Alignment:True Neutral
"Stares too long"
BarracksMilitary Holding
+4 DF

High-capacity housing for the permanent garrison stationed at Wintersink.

Outsider
Officer-in-ChargeGarrison Officer
Ryl Fang
Alignment:Lawful Neutral
"Paranoid glances"
ArmoryMilitary Holding
+3 DF

A specialized defense structure positioned to oversee the Iron Horse Grazing Meadows.

Outsider
Officer-in-ChargeQuartermaster
Jhael Jewel
Alignment:Lawful Neutral
"Always cleans weapon"
StableMilitary Holding
+1 DF

A vital stable supporting the overall security grid of Wintersink.

Outsider
Officer-in-ChargeOfficer
Pharn Ebonytheft
Alignment:Neutral Good
"Paranoid glances"

About the Fortification Builder

Survey the structural defenses, siege durability, and garrison strength of keeps, toll-bastions, and frontier outposts guarding Ethoria's contested borders. Calculate Great House vanguard rosters, wall construction materials, watchtower coverage, and defensive siege armaments for strongholds across the twelve realms.

How to Use This Tool

  1. Select Fortification Scale: Choose the size of the stronghold, ranging from a minor border watchtower to a major royal citadel.
  2. Choose Environment & Lineage: Set the surrounding terrain and dominant military faction to determine wall construction materials and troop equipment.
  3. Calculate Defensive Ratings: Click Build Fortification to generate garrison rosters, siege armaments, and wall durability stats.
  4. Export Defense Roster: Copy the military breakdown and structural summary for campaign records or session planning.

Mundane Realms D&D 5e / 5.2 Worldbuilding & Campaign Generator Suite

Mundane Realms is a professional tabletop RPG worldbuilding companion, mapmaker, and campaign generation suite fully compatible with D&D 5.2, D&D 5e, and high-fantasy settings. It provides highly detailed, procedural generators for simulating complex environments, faction struggles, settlement demographics, town economies, and balanced combat rosters.

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