Difference between revisions of "Tech Tree"

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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Ironworking || None || Husbandry, Labor Force, Steel (with Military Drill) || Warrior
| <div id="Ironworking">Ironworking</div> || None || [[#Husbandry|Husbandry]], [[#Labor Force|Labor Force]], Steel (with Military Drill) || Warrior
|-
|-
| Stonecutting || None || Drama, Polis, Stone Boost || Fort, Quarry
| <div id="Stonecutting">Stonecutting</div> || None || Drama, Polis, Stone Boost || Fort, Quarry
|-
|-
| Trapping || None || Military Drill || Slinger, Camp
| <div id="Trapping">Trapping</div> || None || Military Drill || Slinger, Camp
|-
|-
| Divination || None || Aristocracy || Shrine
| <div id="Divination">Divination</div> || None || Aristocracy || Shrine
|-
|-
| Administration || None || Rhetoric, Free Worker || Treasury, Granary
| <div id="Administration">Administration</div> || None || Rhetoric, Free Worker || Treasury, Granary
|}
|}


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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Labor Force || Ironworking || Navigation, Phalanx || Roads, Slavery / Freedom, Revelation
| <div id="Labor Force">Labor Force</div> || Ironworking || Navigation, Phalanx || Roads, Slavery / Freedom, Revelation
|-
|-
| Husbandry || Ironworking || Spoked Wheel, Food Boost || Pasture
| <div id="Husbandry">Husbandry</div> || Ironworking || Spoked Wheel, Food Boost || Pasture
|-
|-
| Drama || Stonecutting || Portcullis (with Spoked Wheel), Free Settler || Odeon, Gnosticism
| <div id="Drama">Drama</div> || Stonecutting || Portcullis (with Spoked Wheel), Free Settler || Odeon, Gnosticism
|-
|-
| Polis || Stonecutting || Forestry || Hamlet, Ask To Declare War
| <div id="Polis">Polis</div> || Stonecutting || Forestry || Hamlet, Ask To Declare War
|-
|-
| Military Drill || Trapping  || Composite Bow, Steel (with Ironworking) || Barracks, Rally Troops
| <div id="Military Drill">Military Drill</div> || Trapping  || Composite Bow, Steel (with Ironworking) || Barracks, Rally Troops
|-
|-
| Aristocracy || Divination || Border Boost, Sovereignty (with Rhetoric), Monasticism || Ambassador, Centralization / Vassalage
| <div id="Aristocracy">Aristocracy</div> || Divination || Border Boost, Sovereignty (with Rhetoric), Monasticism || Ambassador, Centralization / Vassalage
|-
|-
| Rhetoric || Administration || Metaphysics, Sovereignty (with Aristocracy) || Forum I, Epics / Exploration, Dualism
| <div id="Rhetoric">Rhetoric</div> || Administration || Metaphysics, Sovereignty (with Aristocracy) || Forum I, Epics / Exploration, Dualism
|}
|}


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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Navigation || Labor Force || Coinage, Cartography (with Metaphysics), Free Bireme || Bireme, Colonies / Serfdom, Can automate scouts
| <div id="Navigation">Navigation</div> || Labor Force || Coinage, Cartography (with Metaphysics), Free Bireme || Bireme, Colonies / Serfdom, Can automate scouts
|-
|-
| Phalanx || Labor Force || Citizenship, Battle Line (with Steel), Free Hoplite, Orders Boost || Spearman
| <div id="Phalanx">Phalanx</div> || Labor Force || Citizenship, Battle Line (with Steel), Free Hoplite, Orders Boost || Spearman
|-
|-
| Spoked Wheel || Husbandry || Portcullis (with Drama), Stirrups (with Citizenship), Free Chariot || Chariot, Chancellor
| <div id="Spoked Wheel">Spoked Wheel</div> || Husbandry || Portcullis (with Drama), Stirrups (with Citizenship), Free Chariot || Chariot, Chancellor
|-
|-
| Forestry || Polis || Land Consolidation, Free Court Scholar, Free Heavy Chariot, Free Light Chariot || Lumbermill, Enlightenment
| <div id="Forestry">Forestry</div> || Polis || Land Consolidation, Free Court Scholar, Free Heavy Chariot, Free Light Chariot || Lumbermill, Enlightenment
|-
|-
| Steel || Ironworking, Military Drill || Battle Line (with Phalanx), Free African Elephant, Free Hastatus, Training Boost || Axeman
| <div id="Steel">Steel</div> || Ironworking, Military Drill || Battle Line (with Phalanx), Free African Elephant, Free Hastatus, Training Boost || Axeman
|-
|-
| Sovereignty || Aristocracy, Rhetoric || Machinery, Civics Boost || Tyranny / Constitution
| <div id="Sovereignty">Sovereignty</div> || Aristocracy, Rhetoric || Machinery, Civics Boost || Tyranny / Constitution
|-
|-
| Metaphysics || Rhetoric || Cartography (with Navigation) || Convert to State Religion, High Synod, Archive I, Redemption,  
| <div id="Metaphysics">Metaphysics</div> || Rhetoric || Cartography (with Navigation) || Convert to State Religion, High Synod, Archive I, Redemption,  
|}
|}


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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Coinage || Navigation || Money Boost, Lateen Sail (with Cartography) || Market, Pacify City, Automate Workers
| <div id="Coinage">Coinage</div> || Navigation || Money Boost, Lateen Sail (with Cartography) || Market, Pacify City, Automate Workers
|-
|-
| Citizenship || Phalanx || Scholarship, Stirrups (with Spoked Wheel), Free Court Minister || Courthouse, Divine Rule / Legal Code
| <div id="Citizenship">Citizenship</div> || Phalanx || Scholarship, Stirrups (with Spoked Wheel), Free Court Minister || Courthouse, Divine Rule / Legal Code
|-
|-
| Portcullis || Drama, Spoked Wheel || Architecture, Free Battering Ram, Free Maceman || Spymaster, Moat  
| <div id="Portcullis">Portcullis</div> || Drama, Spoked Wheel || Architecture, Free Battering Ram, Free Maceman || Spymaster, Moat  
|-
|-
| Land Consolidation || Forestry || Cohorts (with Battle Line), Manor (with Composite Bow), Free Camel Archer, Free War Elephant || Camel Archer, War Elephant, Grove
| <div id="Land Consolidation">Land Consolidation</div> || Forestry || Cohorts (with Battle Line), Manor (with Composite Bow), Free Camel Archer, Free War Elephant || Camel Archer, War Elephant, Grove
|-
|-
| Composite Bow || Military Drill || Manor (with Land Consolidation), Free Akkadian Archer, Free Archer, Free Palton Cavalry || Archer, Range
| <div id="Composite Bow">Composite Bow</div> || Military Drill || Manor (with Land Consolidation), Free Akkadian Archer, Free Archer, Free Palton Cavalry || Archer, Range
|-
|-
| Monasticism || Aristocracy || Doctrine || Monastery, Monotheism / Polytheism
| <div id="Monasticism">Monasticism</div> || Aristocracy || Doctrine || Monastery, Monotheism / Polytheism
|-
|-
| Machinery || Sovereignty || Hydraulics, Free Onager || Onager
| <div id="Machinery">Machinery</div> || Sovereignty || Hydraulics, Free Onager || Onager
|}
|}


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|-
|-
! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Scholarship || Citizenship || Jurisprudence, Windlass (with Hydraulics), Free Court Scholar || Library, Expose Agent Network, Move Agent Network
| <div id="Scholarship">Scholarship</div> || Citizenship || Jurisprudence, Windlass (with Hydraulics), Free Court Scholar || Library, Expose Agent Network, Move Agent Network
|-
|-
| Stirrups || Citizenship, Spoked Wheel || Martial Code, Free Horse Archer, Free Horseman, Free Kushite Cavalry, Free Three Man Chariot || Horse Archer, Horseman
| <div id="Stirrups">Stirrups</div> || Citizenship, Spoked Wheel || Martial Code, Free Horse Archer, Free Horseman, Free Kushite Cavalry, Free Three Man Chariot || Horse Archer, Horseman
|-
|-
| Architecture || Portcullis || Vaulting, Free Siege Tower || Bath, Philosophy / Engineering
| <div id="Architecture">Architecture</div> || Portcullis || Vaulting, Free Siege Tower || Bath, Philosophy / Engineering
|-
|-
| Manor || Composite Bow, Land Consolidation || Bodkin Arrow, Goods Boost, Free Turreted Elephant || Conscript, Professional Army / Volunteers
| <div id="Manor">Manor</div> || Composite Bow, Land Consolidation || Bodkin Arrow, Goods Boost, Free Turreted Elephant || Conscript, Professional Army / Volunteers
|-
|-
| Battle Line || Phalanx, Steel || Barding (with Martial Code), Cohorts (with Land Consolidation), Free Court Soldier || Maceman
| <div id="Battle Line">Battle Line</div> || Phalanx, Steel || Barding (with Martial Code), Cohorts (with Land Consolidation), Free Court Soldier || Maceman
|-
|-
| Doctrine || Monasticism || || Temple, Tolerance / Orthodoxy
| <div id="Doctrine">Doctrine</div> || Monasticism || || Temple, Tolerance / Orthodoxy
|-
|-
| Hydraulics || Machinery || Windlass (with Scholarship), Ballistics (with Cartography), Free Ballista || Ballista, Mill
| <div id="Hydraulics">Hydraulics</div> || Machinery || Windlass (with Scholarship), Ballistics (with Cartography), Free Ballista || Ballista, Mill
|-
|-
| Cartography || Metaphysics, Navigation || Lateen Sail (with Coinage), Ballistics (with Hydraulics) || Trireme, Harbor, Steal Research
| <div id="Cartography">Cartography</div> || Metaphysics, Navigation || Lateen Sail (with Coinage), Ballistics (with Hydraulics) || Trireme, Harbor, Steal Research
|}
|}


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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Lateen Sail || Cartography, Coinage || Fiscal Policy (with Jurisprudence), Free Dromon || Dromon, Autarky / Trade League
| <div id="Lateen Sail">Lateen Sail</div> || Cartography, Coinage || Fiscal Policy (with Jurisprudence), Free Dromon || Dromon, Autarky / Trade League
|-
|-
| Jurisprudence || Scholarship || Fiscal Policy (with Lateen Sail), Free Court Minister || Insurrection, Guilds / Elites
| <div id="Jurisprudence">Jurisprudence</div> || Scholarship || Fiscal Policy (with Lateen Sail), Free Court Minister || Insurrection, Guilds / Elites
|-
|-
| Martial Code || Stirrups || Barding (with Battle Line) || Towers, Pilgrimage / Holy War
| <div id="Martial Code">Martial Code</div> || Stirrups || Barding (with Battle Line) || Towers, Pilgrimage / Holy War
|-
|-
| Vaulting || Architecture || Happiness Boost || Cathedral, Iconography / Calligraphy
| <div id="Vaulting">Vaulting</div> || Architecture || Happiness Boost || Cathedral, Iconography / Calligraphy
|-
|-
| Bodkin Arrow || Manor || Infantry Square, Free Longbowman, Free Cimmerian Archer || Longbowman
| <div id="Bodkin Arrow">Bodkin Arrow</div> || Manor || Infantry Square, Free Longbowman, Free Cimmerian Archer || Longbowman
|-
|-
| Windlass || Torsion || Chain Drive, Free Cataphract Archer, Free Crossbowman || Crossbowman
| <div id="Windlass">Windlass</div> || Torsion || Chain Drive, Free Cataphract Archer, Free Crossbowman || Crossbowman
|}
|}


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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Fiscal Policy || Lateen Sail, Jurisprudence || Economic Reform, Free Court Merchant || Coin Debasement / Monetary Reform
| <div id="Fiscal Policy">Fiscal Policy</div> || Lateen Sail, Jurisprudence || Economic Reform, Free Court Merchant || Coin Debasement / Monetary Reform
|-
|-
| Barding || Steel, Martial Code || Military Prestige (with Infantry Square and Cohorts) || Cataphract
| <div id="Barding">Barding</div> || Steel, Martial Code || Military Prestige (with Infantry Square and Cohorts) || Cataphract
|-
|-
| Infantry Square || Bodkin Arrow || Military Prestige (with Barding and Cohorts), Free Court Soldier, Free Phalangite || Pikeman
| <div id="Infantry Square">Infantry Square</div> || Bodkin Arrow || Military Prestige (with Barding and Cohorts), Free Court Soldier, Free Phalangite || Pikeman
|-
|-
| Cohorts || Land Consolidation, Battle Line || Military Prestige (with Barding and Infantry Square), Free Legionary || Swordsman
| <div id="Cohorts">Cohorts</div> || Land Consolidation, Battle Line || Military Prestige (with Barding and Infantry Square), Free Legionary || Swordsman
|-
|-
| Chain Drive || Windlass || Industrial Progress (with Ballistics) || Polybolos
| <div id="Chain Drive">Chain Drive</div> || Windlass || Industrial Progress (with Ballistics) || Polybolos
|-
|-
| Ballistics || Hydraulics, Cartography || Industrial Progress (with Chain Drive) || Mangonel
| <div id="Ballistics">Ballistics</div> || Hydraulics, Cartography || Industrial Progress (with Chain Drive) || Mangonel
|}
|}


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! Technology !! Prerequisites !! Leads To !! Effects
! Technology !! Prerequisites !! Leads To !! Effects
|-
|-
| Economic Reform || Fiscal Policy || || Court Merchant, +1 Victory Point
| <div id="Economic Reform">Economic Reform</div> || Fiscal Policy || || Court Merchant, +1 Victory Point
|-
|-
| Military Prestige || Barding, Infantry Square, Cohorts || || Court Soldier, +1 Victory Point
| <div id="Military Prestige">Military Prestige</div> || Barding, Infantry Square, Cohorts || || Court Soldier, +1 Victory Point
|-
|-
| Industrial Progress || Chain Drive, Ballistics || || Court Minister, +1 Victory Point
| <div id="Industrial Progress">Industrial Progress</div> || Chain Drive, Ballistics || || Court Minister, +1 Victory Point
|}
|}


All Tier 8 technologies can be researched multiple times
All Tier 8 technologies can be researched multiple times

Revision as of 06:11, 11 March 2023

The tech tree

Techs (short for "technologies") are empire upgrades that cost science and provide various benefits and make additional techs and some laws and events available.

Tier 1 (100 Science)

Technology Prerequisites Leads To Effects
Ironworking
None Husbandry, Labor Force, Steel (with Military Drill) Warrior
Stonecutting
None Drama, Polis, Stone Boost Fort, Quarry
Trapping
None Military Drill Slinger, Camp
Divination
None Aristocracy Shrine
Administration
None Rhetoric, Free Worker Treasury, Granary

Stone Boost - +200 Stone

Tier 2 (150 Science)

Technology Prerequisites Leads To Effects
Labor Force
Ironworking Navigation, Phalanx Roads, Slavery / Freedom, Revelation
Husbandry
Ironworking Spoked Wheel, Food Boost Pasture
Drama
Stonecutting Portcullis (with Spoked Wheel), Free Settler Odeon, Gnosticism
Polis
Stonecutting Forestry Hamlet, Ask To Declare War
Military Drill
Trapping Composite Bow, Steel (with Ironworking) Barracks, Rally Troops
Aristocracy
Divination Border Boost, Sovereignty (with Rhetoric), Monasticism Ambassador, Centralization / Vassalage
Rhetoric
Administration Metaphysics, Sovereignty (with Aristocracy) Forum I, Epics / Exploration, Dualism

Border Boost - All Cities +6 Border Tiles Food Boost - +200 Food

Tier 3 (250 Science)

Technology Prerequisites Leads To Effects
Labor Force Coinage, Cartography (with Metaphysics), Free Bireme Bireme, Colonies / Serfdom, Can automate scouts
Phalanx
Labor Force Citizenship, Battle Line (with Steel), Free Hoplite, Orders Boost Spearman
Spoked Wheel
Husbandry Portcullis (with Drama), Stirrups (with Citizenship), Free Chariot Chariot, Chancellor
Forestry
Polis Land Consolidation, Free Court Scholar, Free Heavy Chariot, Free Light Chariot Lumbermill, Enlightenment
Steel
Ironworking, Military Drill Battle Line (with Phalanx), Free African Elephant, Free Hastatus, Training Boost Axeman
Sovereignty
Aristocracy, Rhetoric Machinery, Civics Boost Tyranny / Constitution
Metaphysics
Rhetoric Cartography (with Navigation) Convert to State Religion, High Synod, Archive I, Redemption,

Civics Boost - +800 Civics Orders Boost - +20 Orders Training Boost - +800 Training

Tier 4 (400 Science)

Technology Prerequisites Leads To Effects
Coinage
Navigation Money Boost, Lateen Sail (with Cartography) Market, Pacify City, Automate Workers
Citizenship
Phalanx Scholarship, Stirrups (with Spoked Wheel), Free Court Minister Courthouse, Divine Rule / Legal Code
Portcullis
Drama, Spoked Wheel Architecture, Free Battering Ram, Free Maceman Spymaster, Moat
Land Consolidation
Forestry Cohorts (with Battle Line), Manor (with Composite Bow), Free Camel Archer, Free War Elephant Camel Archer, War Elephant, Grove
Composite Bow
Military Drill Manor (with Land Consolidation), Free Akkadian Archer, Free Archer, Free Palton Cavalry Archer, Range
Monasticism
Aristocracy Doctrine Monastery, Monotheism / Polytheism
Machinery
Sovereignty Hydraulics, Free Onager Onager

Tier 5 (600 Science)

Technology Prerequisites Leads To Effects
Scholarship
Citizenship Jurisprudence, Windlass (with Hydraulics), Free Court Scholar Library, Expose Agent Network, Move Agent Network
Stirrups
Citizenship, Spoked Wheel Martial Code, Free Horse Archer, Free Horseman, Free Kushite Cavalry, Free Three Man Chariot Horse Archer, Horseman
Architecture
Portcullis Vaulting, Free Siege Tower Bath, Philosophy / Engineering
Manor
Composite Bow, Land Consolidation Bodkin Arrow, Goods Boost, Free Turreted Elephant Conscript, Professional Army / Volunteers
Battle Line
Phalanx, Steel Barding (with Martial Code), Cohorts (with Land Consolidation), Free Court Soldier Maceman
Doctrine
Monasticism Temple, Tolerance / Orthodoxy
Hydraulics
Machinery Windlass (with Scholarship), Ballistics (with Cartography), Free Ballista Ballista, Mill
Cartography
Metaphysics, Navigation Lateen Sail (with Coinage), Ballistics (with Hydraulics) Trireme, Harbor, Steal Research

Goods Boost - +400 Iron, +400 Stone, +400 Lumber

Tier 6 (1000 Science)

Technology Prerequisites Leads To Effects
Lateen Sail
Cartography, Coinage Fiscal Policy (with Jurisprudence), Free Dromon Dromon, Autarky / Trade League
Jurisprudence
Scholarship Fiscal Policy (with Lateen Sail), Free Court Minister Insurrection, Guilds / Elites
Martial Code
Stirrups Barding (with Battle Line) Towers, Pilgrimage / Holy War
Vaulting
Architecture Happiness Boost Cathedral, Iconography / Calligraphy
Bodkin Arrow
Manor Infantry Square, Free Longbowman, Free Cimmerian Archer Longbowman
Windlass
Torsion Chain Drive, Free Cataphract Archer, Free Crossbowman Crossbowman

Happiness Boost - (All Cities) - +1 Happiness Level

Tier 7 (1500 Science)

Technology Prerequisites Leads To Effects
Fiscal Policy
Lateen Sail, Jurisprudence Economic Reform, Free Court Merchant Coin Debasement / Monetary Reform
Barding
Steel, Martial Code Military Prestige (with Infantry Square and Cohorts) Cataphract
Infantry Square
Bodkin Arrow Military Prestige (with Barding and Cohorts), Free Court Soldier, Free Phalangite Pikeman
Cohorts
Land Consolidation, Battle Line Military Prestige (with Barding and Infantry Square), Free Legionary Swordsman
Chain Drive
Windlass Industrial Progress (with Ballistics) Polybolos
Ballistics
Hydraulics, Cartography Industrial Progress (with Chain Drive) Mangonel

Tier 8 (2000 Science)

Technology Prerequisites Leads To Effects
Economic Reform
Fiscal Policy Court Merchant, +1 Victory Point
Military Prestige
Barding, Infantry Square, Cohorts Court Soldier, +1 Victory Point
Industrial Progress
Chain Drive, Ballistics Court Minister, +1 Victory Point

All Tier 8 technologies can be researched multiple times