Yu-Gi-Oh! Capsule Monsters is a twelve-episode mini-series commissioned, produced, and edited by 4Kids Entertainment and animated by Studio Gallop. The miniseries is officially considered to be part of the fifth season of Yu-Gi-Oh! Duel Monsters, taking place between the events of the "Grand Championship" and "Dawn of the Duel" arcs (episodes 198 and 199). Capsule Monsters is the only anime series in the Yu-Gi-Oh! franchise not to see a release in Japan.