Spirit derives from Mongolia (East Asia).
Begste (pronounced "begs-ze") is a pre-Buddhist war god, known as dharmapala, which means he is a defender of Buddhism.
Like the caption states, Begste rode alongside Genghis Khan during his rule from 1206 until 1227 CE.
Assassins aggressively fights alongside its summoner.
Summoning ingredients requires: Camphor and Barley Flour