Age of Empires IV is a real-time strategy game that requires you to memorize tech trees to play effectively and get units out as soon as possible when you need them. However, each civilization has unique features and units, so remembering the prerequisites for each one can be difficult.
Full Abbasid Dynasty Tech Tree
The tech tree below is sorted in ascending order by Civilization Age, then alphabetically by Building and the units/upgrades they provide at that Age. If a unit/upgrade is nested in another unit/upgrade, the parent list item is a prerequisite to the child list item.
Dark Age
The following buildings and units become available in the Dark Age.
- BarracksDark AgeSpearmanHardened SpearmanVeteran Spearman (Castle Age)Elite Spearman (Imperial Age)Castle AgeMan-at-ArmsElite Man-at-Arms (Imperial Age)DockDark AgeFishing BoatTransport ShipFeudal AgeTrade ShipDhowExtended LinesDrift Nets (Castle Age)Teak MastsCastle AgeBaghlahExplosive DhowNavigator LookoutArmored HullImperial AgeXebecChaser CannonsExplosivesFarmHouseHouse of Wisdom (Landmark)Dark AgeCulture WingFeudal AgePreservation of KnowledgeCastle AgeMedical CentersImperial AgeFaithEconomic WingFeudal AgeFresh FoodstuffsCastle AgeAgricultureImperial AgeImproved ProcessingMilitary WingFeudal AgeCamel SupportCastle AgeCamel Rider ShieldsImperial AgeBoot CampTrade WingFeudal AgeSpice RoadsCastle AgeArmored CaravansCamel HandlingImperial AgeGrand BazaarCamel BardingFeudal AgePhalanxImperial AgeComposite BowsLumber CampDark AgeForestryFeudal AgeDouble BroadaxLumber Preservation (Castle Age)Crosscut Saw (Imperial Age)MillDark AgeSurvival TechniquesWheelbarrowFeudal AgeProfessional ScoutsHorticultureFertilization (Castle Age)Precision Cross-Breeding (Imperial Age)Mining CampFeudal AgeSpecialized PickAcid Distillation (Castle Age)Cupellation (Imperial Age)OutpostFeudal AgeArrowslitsFortify OutpostCastle AgeSpringald EmplacementImperial AgeCannon EmplacementPalisade GatePalisade WallTown CenterDark AgeScoutVillagerFeudal AgeTextiles
Feudal Age
The following buildings and units become available in the Feudal Age.
Hardened SpearmanVeteran Spearman (Castle Age)Elite Spearman (Imperial Age)
Veteran Spearman (Castle Age)Elite Spearman (Imperial Age)
Elite Spearman (Imperial Age)
Elite Man-at-Arms (Imperial Age)
Drift Nets (Castle Age)
Dark AgeCulture WingFeudal AgePreservation of KnowledgeCastle AgeMedical CentersImperial AgeFaithEconomic WingFeudal AgeFresh FoodstuffsCastle AgeAgricultureImperial AgeImproved ProcessingMilitary WingFeudal AgeCamel SupportCastle AgeCamel Rider ShieldsImperial AgeBoot CampTrade WingFeudal AgeSpice RoadsCastle AgeArmored CaravansCamel HandlingImperial AgeGrand BazaarCamel BardingFeudal AgePhalanxImperial AgeComposite Bows
Feudal AgePreservation of KnowledgeCastle AgeMedical CentersImperial AgeFaith
Preservation of Knowledge
Medical Centers
Faith
Feudal AgeFresh FoodstuffsCastle AgeAgricultureImperial AgeImproved Processing
Fresh Foodstuffs
Agriculture
Improved Processing
Feudal AgeCamel SupportCastle AgeCamel Rider ShieldsImperial AgeBoot Camp
Camel Support
Camel Rider Shields
Boot Camp
Feudal AgeSpice RoadsCastle AgeArmored CaravansCamel HandlingImperial AgeGrand BazaarCamel Barding
Spice Roads
Armored CaravansCamel Handling
Grand BazaarCamel Barding
Lumber Preservation (Castle Age)Crosscut Saw (Imperial Age)
Crosscut Saw (Imperial Age)
Fertilization (Castle Age)Precision Cross-Breeding (Imperial Age)
Precision Cross-Breeding (Imperial Age)
Acid Distillation (Castle Age)Cupellation (Imperial Age)
Cupellation (Imperial Age)
ScoutVillager
Archery RangeFeudal AgeArcherVeteran Archer (Castle Age)Elite Archer (Imperial Age)Camel ArcherVeteran Camel Archer (Castle Age)Elite Camel Archer (Imperial Age)Castle AgeCrossbowmanElite Crossbowman (Imperial Age)Imperial AgeHandcannoneerBattering RamBlacksmithFeudal AgeBloomeryDecarbonization (Castle Age)Damascus Steel (Imperial Age)Steeled ArrowBalanced Projectiles (Castle Age)Platecutter Point (Imperial Age)Fitted LeatherworkInsulated Helm (Castle Age)Mastered Smiths (Imperial Age)Iron UndermeshWedge Rivets (Castle Age)Angled Surfaces (Imperial Age)Castle AgeMilitary AcademyHigh Trade HouseSurvival TechniquesWheelbarrowProfessional ScoutsHorticultureFertilization (Castle Age)Precision Cross-Breeding (Imperial Age)MarketFeudal AgeTraderSiege TowerStableFeudal AgeScoutHorsemanVeteran Horseman (Castle Age)Elite Horseman (Imperial Age)Castle AgeLancerElite Lancer (Imperial Age)Camel RiderElite Camel Rider (Imperial Age)Stone WallStone Wall GateStone Wall Tower
Castle Age
The following buildings and units become available in the Castle Age.
Veteran Archer (Castle Age)Elite Archer (Imperial Age)
Elite Archer (Imperial Age)
Veteran Camel Archer (Castle Age)Elite Camel Archer (Imperial Age)
Elite Camel Archer (Imperial Age)
Elite Crossbowman (Imperial Age)
Decarbonization (Castle Age)Damascus Steel (Imperial Age)
Damascus Steel (Imperial Age)
Balanced Projectiles (Castle Age)Platecutter Point (Imperial Age)
Platecutter Point (Imperial Age)
Insulated Helm (Castle Age)Mastered Smiths (Imperial Age)
Mastered Smiths (Imperial Age)
Wedge Rivets (Castle Age)Angled Surfaces (Imperial Age)
Angled Surfaces (Imperial Age)
Military Academy
Veteran Horseman (Castle Age)Elite Horseman (Imperial Age)
Elite Horseman (Imperial Age)
Elite Lancer (Imperial Age)
Elite Camel Rider (Imperial Age)
Keep Castle AgeSpringald EmplacementBoiling OilImperial AgeCannon EmplacementMosqueCastle AgeImamHerbal MedicineImperial AgePietyTithe BarnsSiege WorkshopCastle AgeSpringaldMangonelCounterweight TrebuchetGreased AxlesImperial AgeBombardCulverinRoller Shutter TriggersAdjustable CrossbarsSiege Works
Imperial Age
The following buildings and units become available in the Imperial Age.
- MadrasaImperial AgeChemistryGeometryBiologyIncendiary ArrowsCourt ArchitectsElite Army TacticsPrayer Hall of Uqba (Landmark)
That’s the entire tech tree for the Abbasid Dynasty Civilization!
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