Astral is a being from the Astral World in Yu-Gi-Oh! ZEXAL that serves as the deuteragonist of the series along with his partner and eventual friend Yuma Tsukumo. He was sent to the Human World by Eliphas to destroy the Barian World in order to Rank-Up their world, but after Kazuma Tsukumo modified his programming, he was sent to Yuma instead.