Shay Obsidian, known as Shun Kurosaki or Syun Kurosaki[5][6][7] ( Kurosaki Shun) in the Japanese version, is one of the characters in the Yu-Gi-Oh! ARC-V anime. He is a Duelist from the Xyz Dimension who is one of Yuto's comrades and serially attacked the Leo Institute of Dueling. Upon having similar goals to Declan and learning of his true target, the two agreed to cooperate, and he subsequently became one of the first Lancers.
