Alas, poor Kublai Khan. I for one hope we don't see Genghis; the game is already brimmed to overflowing with warmongers. 
Abraham Lincoln 20
Ashoka 26
Brennus 15
Canute/Cnut the Great 20
Charlemagne 17
Churchill 17
Cunobelin 17
Franklin D. Roosevelt 17
Frederick the Great 23
Hammurabi 23
Hannibal Barca 15
Hatshepsut 19
Henry VIII 19
Huayna Capac 23
João II 23
Julius Caesar 17
Justinian I 20 (23 - 3) -- I'd rather see a Komnenos. Any Komnenos.
Louis XIV 24 (23 + 1) -- A personality as big as his ego, and a great patron of the arts.
Mansa Musa 26
Mehmed II 21
Montezuma II 14
Mursilis 15
Osman 14
Ragnar Lodbrok 15
Sitting Bull 17
Suryavarman II 21
Tokugawa Ieyasu 21
Wang Kon 14
Xerxes 11
Zara Yaqob 20

Abraham Lincoln 20
Ashoka 26
Brennus 15
Canute/Cnut the Great 20
Charlemagne 17
Churchill 17
Cunobelin 17
Franklin D. Roosevelt 17
Frederick the Great 23
Hammurabi 23
Hannibal Barca 15
Hatshepsut 19
Henry VIII 19
Huayna Capac 23
João II 23
Julius Caesar 17
Justinian I 20 (23 - 3) -- I'd rather see a Komnenos. Any Komnenos.
Louis XIV 24 (23 + 1) -- A personality as big as his ego, and a great patron of the arts.
Mansa Musa 26
Mehmed II 21
Montezuma II 14
Mursilis 15
Osman 14
Ragnar Lodbrok 15
Sitting Bull 17
Suryavarman II 21
Tokugawa Ieyasu 21
Wang Kon 14
Xerxes 11
Zara Yaqob 20