Atsiz was a flexible politician and ruler, and was able to maneuver between the powerful Sultan Sanjar and equally powerful Yelü Dashi. He continued the land-gathering policy initiated by his predecessors, annexing Jand and Mangyshlak to Khwarazm.
Atsiz's political acumen allowed him to maintain a delicate balance between powerful figures like Sultan Sanjar and Yelü Dashi. He continued the tradition of territorial expansion that had been established by his predecessors, adding Jand and Mangyshlak to the Khwarazmian empire.