It would take a novel to list every single change I've made to the races and their units. So I will just list what units were reskinned and what units had any animation or officer changes/ additions.
Reskinned: Artillery Crew, Peasant Bowmen, Men-At-Arms, Foot Squires, Knights Errant, Knights of the Realm, Questing Knights, Pegasus Knights, Grail Knights, Grail Guardians, Royal Knights, Paladins, Lords, Repanse de Lyonesse
Officers Added: Men-At-Arms, Spearmen-At-Arms, Men-At-Arms (Shields), Spearmen-At-Arms (Shields), Men-At-Arms (Polearms), Foot Squires
Animations (or Data Tables) Altered: Foot Squires, Repanse de Lyonesse
Reskinned: Zhatan the Black
Officers Added: Chaos Dwarf Warriors, Chaos Dwarf Warriors (Great Weapons), Infernal Guard, Infernal Guard (Great Weapons), Infernal Ironsworn
Animations (or Data Tables) Altered: Zhatan the Black
Reskinned: Artillery Crew, Dreadspears, Bleakswords, Darkshards, Black Ark Corsairs, Witch Elves, Shades, Har Ganeth Executioners, Black Guard of Naggarond, Dreadlords (Male), Morathi, Malekith
Officers Added: Dreadspears, Bleakswords, Black Ark Corsairs, Black Ark Corsairs (Handbows), Har Ganeth Executioners, Black Guard of Naggarond
Animations (or Data Tables) Altered: Dreadspears, Bleakswords
Reskinned: Artillery Crew, Miners, Dwarf Warriors, Quarellers, Thunderers, Longbeards, Irondrakes, Hammerers, Ironbreakers, Master Engineers, Thanes, Lords, Grombrindal
Officers Added: Dwarf Warriors, Dwarf Warriors (Great Weapons), Longbeards, Longbeards (Great Weapons), Hammerers, Ironbreakers
Reskinned: Artillery Crew, State Troops, Archers, Free Company Militia, Crossbowmen, Handgunners, Pistoliers, Outriders, Greatswords, Hochland Long Rifles, Nuln Ironsides, Empire Knights, Demigryph Knights, Captains, Warrior Priests, Arch Lectors, Generals of the Empire, All Amethyst Units, All Regiments of Renown, All Elector Count Troops
Officers Added: Spearmen, Swordsmen, Spearmen (Shields), Halberdiers, Greatswords
Animations (or Data Tables) Altered: Greatswords, Nuln Ironsides, All Regiments of Renown, All Elector Count Troops
Reskinned: Peasant Long Spearmen, Peasant Archers, Jade Warriors, Jade Lancers, Celestial Dragon Guard, Longma Riders, Gatemasters, Magistrates
Officers Added: Jade Warriors, Jade Warriors (Halberds), Celestial Dragon Guard
Animations (or Data Tables) Altered: Jade Warriors, Celestial Dragon Guard
Reskinned: Artillery Crew, Spearmen, Archers, Archers (Light Armour), Rangers, Lothern Sea Guard, Ellyrian Reavers, White Lions of Chrace, Silverin Guard, Silver Helms, Shadow Warriors, Shadow-Walkers, Mistwalkers, Swordmasters of Hoeth, Phoenix Guard, Nobles, Princes, Alith Anar, Eltharion, Alarielle
Officers Added: Spearmen, White Lions of Chrace, Silverin Guard, Athel Tamarha Faithbearers, Swordmasters of Hoeth, Phoenix Guard
Animations (or Data Tables) Altered: Loremasters of Hoeth
Reskinned: Shrinemaster, Marauders, Marauder Horsemen, Chaos Warriors, Skullcrushers, Chosen
Reskinned: Dervishes, Horse Archers, Kislevite Warriors, Kossars, Armoured Kossars, Akshina Ambushers, Streltsi Tzar Guard, Boyars, Tzarina Katarin
Officers Added: Armoured Kossars, Armoured Kossars (Great Weapons), Tzar Guard, Tzar Guard (Great Weapons)
Animations (or Data Tables) Altered: Dervishes, Horse Archers, Akshina Ambushers, Tzar Guard (Great Weapons)
Reskinned: Skinks, Skink Skirmishers, Red Crested Skinks, Saurus Warriors, Cold One Riders, Kroxigors, Sacred Kroxigors, Temple Guard, Horned One Riders, All Blessed Variants
Reskinned: Marauders, Marauder Hunters (Javelins), Marauder Hunters, Berserkers, Marauder Horsemen, Marauder Horsemasters, Marauder Champions, Shamans, Marauder Chieftains, Wulfrik the Wanderer
Reskinned: Nurgle Horses, Shrinemaster, Marauders, Marauder Horsemen, Rot Knights, Chosen, Sorcerers
Reskinned: Shrinemaster, Chosen
Reskinned: Skeleton Warriors, Skeleton Spearmen, Skeleton, Archers, Nehekhara Swordsmen, Tomb Guard, Tomb Guard (Halberds), Arkhan the Black
Officers Added: Skeleton Warriors, Skeleton Spearmen, Nehekhara Swordsmen, Tomb Guard, Tomb Guard (Halberds)
Reskinned: Shrinemaster, Marauders, Marauder Horsemen, Chosen
Reskinned: Zombies, Skeleton Warriors, Skeleton Spearmen, Grave Guard, Grave Guard (Great Weapon), Black Knights, Blood Knights, Von Carstein Bloodline Lords, Blood Dragon Bloodline Lords, Heinrich Kemmler, Mannfred von Carstein, Vlad von Carstein
Reskinned: Sartosa Free Company, Sartosa Militia, Aranessa Saltspite, Luthor Harkon, Count Noctilus
Animations (or Data Tables) Altered: Aranessa Saltspite
Reskinned: Marauders, Chaos Warriors, Chosen, Chaos Knights, Exalted Heroes, Chaos Lords
Reskinned: Eternal Guard, Glade Guard, Glade Riders, Wardancers, Deepwood Scouts, Wildwood Rangers, Wild Riders, Great Stag Knights, Waywatchers, Bladesingers, Glade Captains, Waystalkers, Spellsingers, Spellweavers, Glade Ladies, Glade Lords, Orion, Arahan & Naestra
Officers Added: Eternal Guard, Eternal Guard (Shields)
Animations (or Data Tables) Altered: Wildwood Rangers, Spellsingers, Spellweavers