Illyroi/Tech Tree

Available Units

 * [1] – Starting Unit
 * [2] – Requires Level 1 Reforms
 * [3] – Requires Level 2 Reforms

Peasant Dwellings

 * Phyletichoi Illyrioi [1] (Levy Spear Infantry) 
 * Sphendonetai [1] (Levy Slingers)
 * Toxotai [1] (Levy Archers)

Barracks

 * Illyrian Swordsmen
 * Illyrian Hoplites
 * IllyrianPeltastai

Stable

 * Illyrian Hippakontistai [1] (Levy Ranged Cavalry)
 * Illyrian Nobles (lancer cav)

Fort

 * Taxiarchos [1] (Officer Infantry)

Outpost

 * Scout Cavalry [1] (Light Cavalry)
 * Illyrioi [1]??

Siege Workshop

 * Battering Ram [1]
 * Oxybeles [1] (Light Siege Engine)

Dock

 * Hemiolia => Trihemiolia [1] (Light Ship)
 * ​Fire Raft

Available Upgrades

 * 1) Fort:— all except
 * 2) *[[file:fed.jpg|link=Upgrades#Military Federalism|30px|Military Federalism]][[file:castrum.png|link=Upgrades#Fortification|Fortification]]
 * 3) *[[file:forts3.png|30px|link=Upgrades#Garrison Colonies|Garrison Colonies]][[file:castrum.png|link=Upgrades#Fortification|Fortification]]
 * 4) Watchtower:— all Upgrades from this building are available.
 * 5) Temple:— all except
 * 6) *[[file:rel1.png|30px|link=Upgrades#Soterical Beliefs|Soterical Beliefs]]
 * 7) *[[file:rel2.png|30px|link=Upgrades#Sacred Texts|Sacred Texts]]
 * 8) Assembly:— all except [[file:inf5.png|link=Upgrades#Plebeian Representation|Plebeian Representation|30px]] [[file:krateia.png|Influence production|link=upgrades#Influence]]
 * 9) Granary:— all except:
 * 10) *[[file:aqued.png|30px|Food Industry|link=upgrades#Food Industry]] [[file:food.jpg|Agronomics]]
 * 11) *[[file:adv.png|30px|link=Upgrades#Medical_Thought|Medical Thought]]
 * 12) *[[file:chir.png|link=Upgrades#Chirurgical_Specialisation|30px|Chirurgical Specialisation]]
 * 13) Sawmill:— all except:
 * 14) *[[file:prefabs.jpg|30px|link=upgrades#Prefabrication|Prefabrication]] timber.jpg
 * 15) *[[file:groma.jpg|link=Upgrades#Construction|Construction|30px]]
 * 16) Smelter:— all except:
 * 17) *[[file:hushhush,.png|30px|link=Upgrades#Hushing Process|Hushing Process]]   [[file:metal.jpg|Metallurgy]]
 * 18) *[[file:supply2.png|30px|link=upgrades#Supply Depots|Supply Depots]] [[file:supply.png|Supply]]
 * 19) *[[file:supply3.png|30px|link=upgrades#Military logistics|Military logistics]] [[file:supply.png|Supply]]