For 10 points, name this Central Asian conqueror who built a capital at Samarkand and whose foot injury earned him the moniker "the lame".
This man defeated Ilyas Khoja with his brother in law, Amir Hussein, who he would later kill at Balkh. A member of the Barlas, this man fought battles at the Kondurcha and Terek rivers where he defeated his rival Tokhtamysh. It is reported that after he conquered a city in (*) Persia, he built more than 28 pyramids of skulls.  This man, who also attacked the Ottoman Empire and sacked Delhi, claimed descent to Genghis Khan. For 10 points, name this Central Asian conqueror who built a capital at Samarkand and whose foot injury earned him the moniker "the lame".
This man defeated Ilyas Khoja with his brother in law, Amir Hussein, who he would later kill at Balkh.
{Timur} Gurkan or {Timur} Gurkani [accept {Tamerlane}, {Tamburlaine}, {Timur} Lenk, or {Timur} the Lame before mentioned] [AdilK]