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Torsion Engines is a technology in Age of Empires II HD: The African Kingdoms that is unique to the Ethiopians and can be researched at the Castle once the Imperial Age is reached. Once researched, it increases the blast radius of most Siege Workshop units by 0.45 tiles. It does not affect Siege Towers or Battering Rams, but it does affect Capped Rams and Siege Rams, granting them +0.5 blast radius instead of 0.45 (see Gallery for comparison). It also grants +0.3 (0.1 base increased to 0.4 tiles) projectile width (radius) for the Scorpion line.

Strategy[]

Torsion Engines is a very helpful upgrade that benefits almost all siege machines the player can build. The Mangonel and Scorpion lines gain the most out of Torsion Engines due to allowing both units to provide even more damage to massed units. AS a result, they are some of the most formidable units of their type. Bombard Cannons and, to a lesser extent, Siege Rams, also appreciate Torsion Engines. The main drawback to this technology is its prohibitive cost, making it only viable in the late game.

Team bonuses[]

  • CivIcon-Portuguese Portuguese: Researching Torsion Engines is 25% faster.

Changelog[]

AoEIIDE icon Definitive Edition[]

History[]

A Torsion Siege Engine is a type of artillery that utilizes torsion to launch projectiles. They were initially developed by the ancient Greeks, specifically Philip II of Macedon and Alexander the Great, and used through the Middle Ages until the development of gunpowder artillery in the 14th century proved them obsolete, essentially all non-battering ram/siege tower siege units utilize torsion. It should also be noted that increasing the blast range is inaccurate, as torsions allowed their users to fire and reload faster.

The Kingdom of Kush (founded 1070 BC) improved military organization and logistics in Nubia. Siege warfare was vastly developed with the creation of siege engines by the 8th century BC, Siege Towers and Battering Rams were used during the siege of Hermopolis. Kush was succeeded by a number of Christian kingdoms after its collapse in the 4th century AD. The organization of the armies and navies of these kingdoms was largely based on that of their predecessor.

Gallery[]

Unique technologies in Age of Empires II
AoE2-DLCicon-0 The Age of Kings civilizations
UniqueTechCastle-DECivIcon-Britons Yeomen · CivIcon-Byzantines Greek Fire · CivIcon-Celts Stronghold · CivIcon-Chinese Great Wall · CivIcon-Franks Bearded Axe · CivIcon-Goths Anarchy · CivIcon-Japanese Yasama · CivIcon-Mongols Nomads · CivIcon-Persians Kamandaran · CivIcon-Saracens Bimaristan · CivIcon-Teutons Ironclad · CivIcon-Turks Sipahi · CivIcon-Vikings Chieftains
UniqueTechImperialDECivIcon-Britons Warwolf · CivIcon-Byzantines Logistica · CivIcon-Celts Furor Celtica · CivIcon-Chinese Rocketry · CivIcon-Franks Chivalry · CivIcon-Goths Perfusion · CivIcon-Japanese Kataparuto · CivIcon-Mongols Drill · CivIcon-Persians Citadels · CivIcon-Saracens Counterweights · CivIcon-Teutons Crenellations · CivIcon-Turks Artillery · CivIcon-Vikings Bogsveigar
AoE2-DLCicon-1 The Conquerors civilizations
UniqueTechCastle-DECivIcon-Aztecs Atlatl · CivIcon-Huns Marauders · CivIcon-Koreans Eupseong · CivIcon-Mayans Hul'che Javelineers · CivIcon-Spanish Inquisition
UniqueTechImperialDECivIcon-Aztecs Garland Wars · CivIcon-Huns Atheism · CivIcon-Koreans Shinkichon · CivIcon-Mayans El Dorado · CivIcon-Spanish Supremacy
AoE2-DLCicon-2 The Forgotten civilizations
UniqueTechCastle-DECivIcon-Incas Andean Sling · CivIcon-Italians Pavise · CivIcon-Magyars Corvinian Army · CivIcon-Slavs Detinets
UniqueTechImperialDECivIcon-Incas Fabric Shields · CivIcon-Italians Silk Road · CivIcon-Magyars Recurve Bow · CivIcon-Slavs Druzhina
AoE2-DLCicon-3 The African Kingdoms civilizations
UniqueTechCastle-DECivIcon-Berbers Kasbah · CivIcon-Ethiopians Tigui · CivIcon-Malians Royal Heirs · CivIcon-Portuguese Carrack
UniqueTechImperialDECivIcon-Berbers Maghrebi Camels · CivIcon-Ethiopians Farimba · CivIcon-Malians Torsion Engines · CivIcon-Portuguese Arquebus
AoE2-DLCicon-4 Rise of the Rajas civilizations
UniqueTechCastle-DECivIcon-Burmese Howdah · CivIcon-Khmer Tusk Swords · CivIcon-Malay Thalassocracy · CivIcon-Vietnamese Chatras
UniqueTechImperialDECivIcon-Burmese Manipur Cavalry · CivIcon-Khmer Double Crossbow · CivIcon-Malay Forced Levy · CivIcon-Vietnamese Paper Money
AoE2-DLCicon-5 The Last Khans civilizations
UniqueTechCastle-DECivIcon-Bulgarians Stirrups · CivIcon-Cumans Steppe Husbandry · CivIcon-Lithuanians Hill Forts · CivIcon-Tatars Silk Armor
UniqueTechImperialDECivIcon-Bulgarians Bagains · CivIcon-Cumans Cuman Mercenaries · CivIcon-Lithuanians Tower Shields · CivIcon-Tatars Timurid Siegecraft
AoE2Icon-LordsWest Lords of the West civilizations
UniqueTechCastle-DECivIcon-Burgundians Burgundian Vineyards · CivIcon-Sicilians First Crusade
UniqueTechImperialDECivIcon-Burgundians Flemish Revolution · CivIcon-Sicilians Hauberk
Dawn of the Dukes icon Dawn of the Dukes civilizations
UniqueTechCastle-DECivIcon-Bohemians Wagenburg Tactics · CivIcon-Poles Szlachta Privileges
UniqueTechImperialDECivIcon-Bohemians Hussite Reforms · CivIcon-Poles Lechitic Legacy
AoE2Icon-DynastiesIndia Dynasties of India civilizations
UniqueTechCastle-DECivIcon-Bengalis Paiks · CivIcon-Dravidians Medical Corps · CivIcon-Gurjaras Kshatriyas · CivIcon-Hindustanis Grand Trunk Road
UniqueTechImperialDECivIcon-Bengalis Mahayana · CivIcon-Dravidians Wootz Steel · CivIcon-Gurjaras Frontier Guards · CivIcon-Hindustanis Shatagni
AoE2Icon-ReturnRome Return of Rome civilizations
UniqueTechCastle-DECivIcon-Romans Ballistas
UniqueTechImperialDECivIcon-Romans Comitatenses
AoE2Icon-MountainRoyals The Mountain Royals civilizations
UniqueTechCastle-DECivIcon-Armenians Cilician Fleet · CivIcon-Georgians Svan Towers
UniqueTechImperialDECivIcon-Armenians Fereters · CivIcon-Georgians Aznauri Cavalry
Removed technologies
UniqueTechCastle-DECivIcon-Persians Boiling Oil · CivIcon-Saracens Camelry · CivIcon-Saracens Madrasah · CivIcon-Mayans Obsidian Arrows · CivIcon-Slavs Orthodoxy · CivIcon-Koreans Panokseon
UniqueTechImperialDECivIcon-Vikings Berserkergang · CivIcon-Persians Mahouts · CivIcon-Sicilians Scutage · CivIcon-Saracens Zealotry
Revised technologies
UniqueTechImperialDE Couriers · UniqueTechImperialDE Manipur Cavalry · UniqueTechImperialDE Paper Money · UniqueTechCastle-DE Royal Heirs
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