Göktürks
The Göktürks, Celestial Turks or Blue Turks were a group of Turkic peoples who lived in Central Asia during the middle ages. Bumin Qaghan and his sons were their leaders. The Göktürks ruled their area after the Rouran Khaganate. They became the main power in their part of inner Asia.  They built the Turkic Khaganate.  This Khaganate was a nomadic dynasty that had a big effect on later Turkic peoples. Their Religion was Tengrism