Achaemenids/Tech Tree

Settlements

 * Mobs

Hovels

 * Slingers
 * Composite Bowmen
 * Takabara => Gund-i-Palta (Immortal 1, conbines both early and late Immortal appearances)
 * Sparabara
 * Gund-i-Sagara

Barracks

 * Archers


 * Kardakes

Stable

 * Spada Cavalry
 * Horse Archers

Warrior Hall (this is not the Noble Residence)

 * Aspabara
 * Spada Cavalry

Meeting House

 * Harmata Drepanephora
 * Arteshtar-i Anusiyag (Mediaeval "athanatoi")
 * Thanvar-i Anusiyag

Siege Workshop

 * Battering Ram [1]
 * Lithobolos [1] (Heavy Siege Engine)

Fort

 * [Skythikoi]: Scythian Bowmen; Scythian Warriors (armed with axes); Scythian Light Lancers; Scythian Horse Archers; Scythian Renegade Noble

Mercenary Camp

 * [Sogdoi] Sogdoi Peltastoi, Sogdoi Toxotes , Sogdian Macemen, Sogdian Lancers
 * [Araboi]: Camels, skirmishers, spearmen, heavy cavalry
 * [Indikoi]: War elephant

Outpost /'Eununch's Court

 * [Ioudaoi]: Judaean Slingers
 * [Greeks]: Mercenary Hoplites
 * [Thracians]: Rhompaiophoroi, Peltastoi, Hippikontisai
 * [Hyrkanoi] Hyrkanoi Peltastoi , Hyrkanoi Pelekhephoroi
 * [Parthiaoi] Parthikoi Hippotoxotes , Parthikoi Kataphraktoi

Unique buildings


 * Bastion
 * Major City
 * Warrior Hall
 * Eunuchs' Court
 * Citadel

Wonders


 * Esagila (massive squat castle like building for Marduk) versailles
 * Temple of Melqart - a long sprawling Hatto-Egyptian structure. terra cotta
 * Tachara (Royal Palace complex) colossus
 * Mausoleum complex
 * Temple of Artemis at Ephesus - colosseum
 * Ammonium
 * Grand Library