My army was Cavalry heavy with lots of Light Cav—an oxymoron, no?
Dellis
Tartar Light Cavalry
Wallachian Light Cavalry
Hungarian Light Cavalry—no lances but spears
Balkan Light Cavalry
Cuman Horse Archers
I made my leaders from Asiatic Horse-People, Cossack War, Muscovite, and Varangians.
Try the Osprey
Armies of the Volga Bulgars and Khanate of Kazan: 9th-16th Centuries. It has two editions.
Sorry no pics, the search was futile.
Luck!