AoE4 Analyzer

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© 2026 AoE4 Analyzer. All rights reserved. · v1.0.4

Open Field System — House of Lancaster — AoE4 Analyzer

Abbasid Dynasty

Delhi Sultanate

Holy Roman Empire

House of Lancaster

Knights Templar

Macedonian Dynasty

Order of the Dragon

Tughlaq Dynasty

Zhu Xi's Legacy

Adjustable Crossbars

Civilization Guide

House of LancasterTechnologies

Open Field System

Open Field System

Unique

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Manor Technology 2/2

150

25045s

Advancements in feudal land distribution practices increase the build limit of Manors by +4 and their health by +200.

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Researched at

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Extra Hammocks

Naval Arrowslits

Springald Crews

Angled Surfaces

Cannon Emplacement

Springald Emplacement

Balanced Projectiles

Platecutter Point

Decarbonization

Burgundian Imports

Serpentine Powder

Collar of Esses

Condensed Land Practices

Open Field System

Court Architects

Lumber Preservation

Specialized Pick

Elite Army Tactics

Exact Militia Program

Muster the Nobles

Precision Cross-Breeding

Fitted Leatherwork

Fortify Outpost

Warwolf Trebuchet

Herbal Medicine

Incendiary Arrows

Lightweight Beams

Military Academy

Military Tactics Training

Professional Scouts

Survival Techniques

Roller Shutter Triggers

Ships of the Crown

Siege Engineering

Silk Bowstrings

Synchronized Shot

Throwing Dagger Drills