Genghis Khan

Genghis Khan (c. 1162 – 1227) was a Mongolian warlord, born by the name of Temujin. He was born as the son of a tribal leader, he became an outcast after his father's death. Temujin united the Mongol tribes and marched on China. He conquered much of central Asia, southern Russia, the middle east and parts of Eastern Europe. He founded the Mongol Empire which he reigned from 1206 until his death in 1227.

The Grand Master of the Syrian Assassin sect, Altaïr Ibn-La'Ahad had heard of him and suspected him to wield "The Sword", a Piece of Eden that grants military and combat prowess. He and his family traveled East, where he trained his sons to kill Genghis Khan as Altaïr himself was too old at the time. In 1227, the Assassin Qulan Gal shot his horse, causing Genghis Khan to fall off and die.

In real life Genghis Khan survived an assassination from the Assassins and led a successful campaign that crippled the order