"The Stern Duelist - "Dyson Sphere" Upheaval!!" is the one hundredth and sixteenth episode of the Yu-Gi-Oh! ZEXAL anime. It first aired in Japan on August 11, 2013.

To distract himself from the loneliness of Astral not being there, Yuma plans with Trey to fight the Barians. At the same time, Kite, in order to protect the human and Astral World from the onslaught of the Barian World, looks for some means or directions for getting to the Astral World, aided by his former mentor, Quinton. Could the Conqueror's Coins that Kazuma left behind in the ruins be the key to opening the door to the alternate universes!?