To start off with Norse
Hamask = Better stats increase with each % hp missing
Safeguard = -50% wood discount as well for TCs and Forts (30% less for other buildings)
Huntress Axe = faster fire rate for axemen and 99 track rating instead of range + track rating
Vikings = Either bonus dmg vs civilian units or hack attack boost on top of gold generation
Dwargen Auger = -70% train time instead of -25% for rams
For Greeks
Phobos’ Spear of Panic = 15% train speed increase for infantry units along with all the current bonuses
Oracle = Allows you to see what god enemy is aging up with
Argive Patronage = Myrmidons spawn 5 secs faster (45 seconds to 40 seconds)
Olympian Weapons = Gives ALL human units 15% more attack
Egyptians
Serpent Spear = increase the poison DoT time to 7.5 seconds from 6 seconds
Sun Dried Mud Brick = -50% build time instead of 25%
Dark Water = remove the hp% increase and increase the healing rate significantly
Force of the West Wind = 90 seconds research time to 60 seconds
Crimson Linen = scarabs can lifesteal from buildings too at a slightly lower rate
Nebty= Pharoahs respawn immediately after death along with current effect
Book of Thoth = 5% more gather rates for Vills
And finally Atlanteans
Temporal Chaos = wood price of the technology halved / Price stays same but speeds up time shifting by 40%
Rheia’s Gift = All technologies costing favour researches 60% faster
Heroic Renewal = 2 hp per second regen instead of 1.5
Halo of the Sun = Increases fire siphon crush dmg by 25%
Petrification = All fire siphons gain petrification by default and doesnt reset when moving but reduced to 20% hack increase from 32.5%