Fantasy War Sim — Fantasy Battle Simulator

🏰 War Room

Campaign view for faction alignment, war health, allied army condition, and manual war resources.

War Status

0 factions tracked

Overall War Signal

Contested

No war data yet.

Faction Relationships

Neutral by default

Classify factions manually. This drives the War Status overview and allied drill-down.

War Resources

Manual tracking

Turn & Weather

Current campaign state

Recent Weather Turns

Allied Army Breakdown

Allied factions only

Wins and losses come from battle history. Degradation compares current values to original army values.

Attacker

Dice to roll cap: 10

—

Load a saved army or create a new one.

Army Name

Enter a name, class, size, and STR to prepare this side.

Army Class

Army Size

Every 50 Size = +1 die.

STR

Every 10 STR = +1 die.

Battle scale: enter size and STR to calculate.

Dice to roll —

Leave blank to auto-select the default dice to roll.

Rule: attacker must roll ≥5 dice.

Dice to roll

—

Dice type

—

Advanced setup

Optional rules, nearby armies, math details, and manual overrides.

Doctrines 0 selected

Elemental Ammunition damage type

Nearby Armies

Nearby Allies (Assist)

Nearby Enemies (Hinder)

Dice math breakdown

Enter values to see breakdown.

Battle Context

Home territory Forest environment City / Fort / Choke point Flanked by two enemies Enemy has intel on hidden Hidden / Surprise position

Home territory, forest environment, flanked status, and Bandits hidden attacks can apply direct active-matchup rules for approved mechanics in this pass. Other context flags only power nearby assist / hinder effects.

Manual override

Manual dice adjustment

0 dice

Dice type override (optional) Dice cap override (ignore cap/commit limits)

Advantages

0

Disadvantages

0

Engagement

VS

Set up both armies → check the dice summary → start Battle. Compare-style: defender-favored per-die ties.

Defender

Dice to roll cap: 8

—

Load a saved army or create a new one.

Army Name

Enter a name, class, size, and STR to prepare this side.

Army Class

Army Size

Every 50 Size = +1 die.

STR

Every 10 STR = +1 die.

Battle scale: enter size and STR to calculate.

Dice to roll —

Leave blank to auto-select the default dice to roll.

Rule: defender minimum 1 die to roll. Dice to roll ≤0 = auto-loss.

Dice to roll

—

Dice type

—

Advanced setup

Optional rules, nearby armies, math details, and manual overrides.

Doctrines 0 selected

Elemental Ammunition damage type

Nearby Armies

Nearby Allies (Assist)

Nearby Enemies (Hinder)

Dice math breakdown

Enter values to see breakdown.

Battle Context

Home territory Forest environment City / Fort / Choke point Flanked by two enemies Enemy has intel on hidden Hidden / Surprise position

Home territory, forest environment, flanked status, and Bandits hidden attacks can apply direct active-matchup rules for approved mechanics in this pass. Other context flags only power nearby assist / hinder effects.

Defender has structures?

Manual override

Manual dice adjustment

0 dice

Dice type override (optional) Dice cap override (ignore cap/commit limits)

Advantages

0

Disadvantages

0

Conditions —

🌦 Weather CLEAR ☀ Day

Auto-advance

Weather Phenomena

Intensity

Low (±1 die)

Hour

12:00

Day (06:00–17:59)

Random phenomena on battle & turn

⚔ Armies

0 armies

Factions

0 factions

Battle History

⚙ Settings & Data

Help & Wiki

Need setup help, rules references, or import instructions? Open the Help Wiki.

Open Help Wiki

Weather & Season

Change how seasons, weather, and phenomena are generated for battles.

Season Climate

Turns per season

After this many Turn clicks, season advances.

Weather turn

Day starts (hour) Night starts (hour)

Lock season (prevent auto-advance) Lock weather (manual control only — disable all auto-randomization)

Phenomena base chance per Battle (%)

Max is clamped to 25% even with class modifiers.

Phenomena lock duration (battles) Intensity drift mode

Enable weather themes Enable phenomena themes

Enable defeat themes Theme strength

Battle Rules

Resolution and loss settings applied on every Battle roll.

Resolution mode Battle loss preset

Applies to Compare-style and Quick Total ties. Compare-style non-tie wins still use the normal 10/20 difference rule.

Dice pool rules

Three-pool is the default rules mode. Legacy keeps the shipped direct-cap behavior.

Dice caps Override Doctrine Eligibility Assist/Hinder system Assist/Hinder dice cap per side

Caps net assist/hinder dice delta per side. Roll-manip effects are not capped.

Battle opens War Report staging first

Unsaved settings stay only in this tab. Save before leaving Settings or refreshing the page.

Export your full Fantasy War Sim state (armies + factions + history) as a JSON file. Import to restore or merge.

Danger Zone

Permanently erase all stored data. Cannot be undone.

About

Build:

Ruleset:

Dice caps: Dice to roll Att 10 / Def 8

Storage: localStorage (warTableState)

Single-file HTML — no build tools, no accounts, no tracking. Works offline.

⚔ Fantasy War Sim