Here is a list of civs with UUs sorted by combination of attributes. These are from the PTW editor and should be more accurate than any guide or the manual. Please let me know if you spot an error.
-Commercial & Scientific
Greece, Hoplite, 1/3/1 20 shields, replaces Spearman.
Korea, Hwach'a, 0/0/1 40 shields 12/1/1 Bmb/Rng/RoF, replaces Cannon, Wheeled.
-Expantionist & Commercial
England, Man-O-War, 3/2/4 60 shields 3/1/2 Bmb/Rng/RoF, replaces Frigate.
-Expantionist & Scientific
Russia, Cossack, 6/4/3 80 shields, replaces Cavalry, ZOC.
-Expantionist & Industrious
America, F-15, 8/4 100 shields 6 OpRng 4/0/2 Bmb/Rng/RoF, replaces Jet Fighter.
-Expantionist & Militaristic
Zululand, Impi, 1/2/2 20 shields, replaces Spearman.
Mongols, Keshik, 4/2/2 60 shields, replaces Knight, ZOC, ignores move cost of Mountains.
Scandinavia, Berzerk, 6/2/1 70 shields, replaces Longbowman, Amphibious.
-Expantionist & Religious
Iroquois, Mounted Warrior, 3/1/2 30 shields, replaces Horseman.
Arabia, Ansar warrior, 4/2/3 60 shields, replaces Knight.
-Industrious & Commercial
France, Musketeer, 3/4/1 60 shields, replaces Musketman.
Carthage, Numidian Mercenary, 2/3/1 30 shields, replaces Spearman.
-Industrious & Militaristic
China, Rider, 4/3/3 70 shields, replaces Knight.
-Industrious & Religious
Egypt, War Chariot, 2/1/2 20 shields, replaces Chariots, Wheeled.
-Industrious & Scientific
Persia, Immortals, 4/2/1 30 shields, replaces Swordsman.
Ottomans, Sipahi, 8/3/3 100 shields, replaces Cavalry, ZOC.
-Militaristic & Commercial
Rome, Legionary, 3/3/1 30 shields, replaces Swordsman.
-Militaristic & Religious
Japan, Samurai, 4/4/2 70 shields, replaces Knight.
Aztecs, Jaguar Warrior, 1/1/2 10 shields, replaces Warrior.
Celts, Gallic Swordsman, 3/2/2 50 shields, replaces Swordsman.
-Militaristic & Scientific
Germany, Panzer, 16/8/3 100 shields, replaces Tank, Blitz, ZOC.
-Religious & Commercial
India, War Elephant, 4/3/2 70 shields, replaces Knight, no resource requirement.
Spain, Conquistador, 3/2/2 70 shields, replaces Explorer, requires Horses, All Terrain as Roads.
-Religious & Scientific
Babylon, Bowman, 2/2/1 20 shields, replaces Archer.
-Commercial & Scientific
Greece, Hoplite, 1/3/1 20 shields, replaces Spearman.
Korea, Hwach'a, 0/0/1 40 shields 12/1/1 Bmb/Rng/RoF, replaces Cannon, Wheeled.
-Expantionist & Commercial
England, Man-O-War, 3/2/4 60 shields 3/1/2 Bmb/Rng/RoF, replaces Frigate.
-Expantionist & Scientific
Russia, Cossack, 6/4/3 80 shields, replaces Cavalry, ZOC.
-Expantionist & Industrious
America, F-15, 8/4 100 shields 6 OpRng 4/0/2 Bmb/Rng/RoF, replaces Jet Fighter.
-Expantionist & Militaristic
Zululand, Impi, 1/2/2 20 shields, replaces Spearman.
Mongols, Keshik, 4/2/2 60 shields, replaces Knight, ZOC, ignores move cost of Mountains.
Scandinavia, Berzerk, 6/2/1 70 shields, replaces Longbowman, Amphibious.
-Expantionist & Religious
Iroquois, Mounted Warrior, 3/1/2 30 shields, replaces Horseman.
Arabia, Ansar warrior, 4/2/3 60 shields, replaces Knight.
-Industrious & Commercial
France, Musketeer, 3/4/1 60 shields, replaces Musketman.
Carthage, Numidian Mercenary, 2/3/1 30 shields, replaces Spearman.
-Industrious & Militaristic
China, Rider, 4/3/3 70 shields, replaces Knight.
-Industrious & Religious
Egypt, War Chariot, 2/1/2 20 shields, replaces Chariots, Wheeled.
-Industrious & Scientific
Persia, Immortals, 4/2/1 30 shields, replaces Swordsman.
Ottomans, Sipahi, 8/3/3 100 shields, replaces Cavalry, ZOC.
-Militaristic & Commercial
Rome, Legionary, 3/3/1 30 shields, replaces Swordsman.
-Militaristic & Religious
Japan, Samurai, 4/4/2 70 shields, replaces Knight.
Aztecs, Jaguar Warrior, 1/1/2 10 shields, replaces Warrior.
Celts, Gallic Swordsman, 3/2/2 50 shields, replaces Swordsman.
-Militaristic & Scientific
Germany, Panzer, 16/8/3 100 shields, replaces Tank, Blitz, ZOC.
-Religious & Commercial
India, War Elephant, 4/3/2 70 shields, replaces Knight, no resource requirement.
Spain, Conquistador, 3/2/2 70 shields, replaces Explorer, requires Horses, All Terrain as Roads.
-Religious & Scientific
Babylon, Bowman, 2/2/1 20 shields, replaces Archer.
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