Pandyan UHVs: reduced the temples goal to 7 but reduced the time limit to 50BC, tech goal is now 1st to Metal Casting and Steel Working
new unitclass: Heavy Horseman, str 6, move 2, requires Selective Breeding and copper or iron (and horse). Grivpanvar (str 7), Azatavrear and Hetairoi are all unique Heavy Horsemen. Armenians and Bactrians start with Selective Breeding. Lancers now require...
new tech: Cavalry Tactics, requires Selective Breeding and Metal Casting. the Sassanids, Gokturks, Khazars, Franks and Arabs spawn with this tech
the Sassanid and Byzantine Cataphracts are Lancers
Arab Ghazis are Heavy Lancers
the Stirrup now requires Cavalry Tactics and Steel Working
also changed the name of the Polytheism tech to Priesthood and the name of the Priesthood tech to Organized Religion. this way you don't have Caste System civs without "Priesthood" with "Priests".
and missionaries require state religion
Romans now start with Paganism