Longbow Mastery

Longbow Mastery is a campaign-exclusive technology in Age of Empires IV that can be researched at the Keep in the Imperial Age. It Increases the damage of Longbowmen by 30%.

v • d • e Campaign-only content in Age of Empires IV
Leaders
The Normans	Duke William · King Harold · King Henry I · Robert Curthose · King Louis VI · King Stephen · Willikin of the Weald · William Marshal
The Rise of Moscow	Prince Dmitry · Ivan III · Ivan IV
The Hundred Years War	Jean de Beaumanoir · Olivier Arrel · Guy de Rochefort · Geoffroy du Bois · Yves Charruel · Jeanne d'Arc
The Mongol Empire	General Subutai · Genghis Khan · Mongke Khan · Baidar · Batu Khan · Liu Zheng · Ismail
The Sultans Ascend	Tughtekin · Shirkuh · Saladin · Reynald of Châtillon (flagship) · Reynald of Châtillon · Shajar al-Durr · Baybars · Templar Grand Master · Hospitaller Grand Master · Teutonic Grand Master · Qutuz · Kitbuqa
Units
Scout Ship · Danish Raider · Gilded Landsknecht · Huihui Pao · Dismounted Knight · German Mercenary · Knight Templar · Knight Hospitaller · Militia · Militia Archer · Pirate · Pirate Ship · Raiding Galley · Spy · Turkic Horse Archer · The Beast · Teutonic Knight · Genoese Crossbowman
Buildings and other
Arsenal · York Castle · Military Tent · Bureau Brothers' Workshop · Siege Camp · Acre Tower · Leader Tent · Resource Pickup · Stone Ruins
Technologies
Heavy Sledge · Planned Extraction · Applied Masonry · Steel Barding · Elite Spear Tactics · Grapered Lances · Silk Bowstrings · Crannequins · Superior Transport Construction · Doused Armor · Corned Gunpowder · Chain Shot · Efficiency Training · Longbow Mastery · Musketeer Regiment · Scouting Falcon · Husbandry · Improved Blacksmith and Arsenal Technologies · Setup Camp · Food Reserves · Berry Cultivation · Construction Drills · Ancient Relics · Any Port In A Storm
Civilizations
Asian	Fatimid Caliphate · Ilkhanate · Mamluk Sultanate · Saladin · Seljuk Empire
European	Anglo-Saxon England · Antioch · Cyprus · Danes · Grand Duchy of Lithuania · Jerusalem · Kingdom of Bohemia · Kingdom of Hungary · Kingdom of Poland · Knights Hospitaller · Knights Templar · Normans · Novgorod Republic · Teutonic Order
Classification of campaign-only civilizations is based on their base civilizations, not geographical locations.