I quickly made up some Unitstats for the Empire, these would be my suggestions so far:
Ancient
Worker: S0, 0FS, M2, can improve tiles
Unberogen Warrior: S2, 1FS, M1
Unberogen Spearman: S4, 1FS, M1, +25% vs Cavalry
Unberogen Archer: S3, 1FS, 1FSC, +50% City-Defense, +25% Hills-Defense
Unberogen Axeman: S4, 0FS, M1, +25% vs Melee
Unberogen Swordsman: S4, 1FS, M1, +20& City-Attack
Unberogen Shaman: S3, 0FS, M1, can cast spells
Ungol Horse-Archer: S4, 2FS, 1FSC, +50% vs Artilery, no Defense Bonus, Withdraw 25%
Catapult: S4, 1FS, M1, no Defense Bonus, Withdraw 25%, collateral 3 units 10%, City-Bombard 15%
Chariot: NONE
Pegasus: ???
Halfling Scout: S1, 1FS, M2, +100% vs Animals, only Defense, better results from Villages
Galley: NONE (there wasn´t one in the list in the first post)
Age of Magic
Citizen: ??? (what´s this supposed to be? a better Worker?)
Imperial Spearmen: S6, 1FS, M1, +25% vs Cavalry
Imperial Bowmen: S5, 2FS, 1FSC, M1, +50% City-Defense, +25% Hills-Defense
Imperial Swordsmen: S6, 1FS, M1, +20% City-Attack
Kislev Winged Lancer: S7, 1FS, M3, no Defense-Bonus, +50% vs Artillery, Withdraw 25%
Hedge-Wizard: S5, 0FS, M1, can cast Spells
Bolt-Thrower: NONE, get Mortar in Age of Discovery Instead
War Chariot: NONE
Griffon: ???
Halfling Explorer: S3, 1FS, M2, better Results from Villages
Empire War Galley: ???
Age of Discovery
Greatswords: S8, 1FS, M1, +20% City-Attack, +25% vs Monsters
Halberdiers: S8, 1FS, M1, +25% vs Cavalry
Imperial Hunters: S6, 3FS, 1FSC, M1 +50% City-Defense, +25% Hills-Defense
Imperial Marksmen: S7, 2FS, M1, +50% City-Defense, +25% Hills Defense
Reiksguard Knights: S9, 1FS, M3, no Defense-Bonus, +50% vs Artillery, Withdraw 25%
Wizard: S6, 0FS, M1, can cast spells
Great Cannon S7, 1FS, 1FSC, M1, collateral 4 Units 15%, City Bombard 20%, Withdraw 25%
Imperial Greatship:???
Imperial Wolfship: ???
Mechanical Age:
Pistolier: S8, 2FS, 1FSC, no Defense-Bonus, +50% vs Artillery, Withdraw 25%
Hand-Gunner: S8, 2FS, M1, +50% City-Defense, +25% Hills-Defense, +20% City-Attack
Monster III: NONE, Get Hellblaster Volley Gun Instead: S7, 2FS, 2FSC, collateral 5 Units 20%, Withdraw 25%
Ironfist, Hell-Hammer: ???
Steam Tank: ???
Plz, see this as a base for discussions, comments very welcome.
This also is much like the Vanilla cIV system and I didn´t come up with any Unitcosts.