Dark Bat Monster Kouta

Kouta turned into Dark Bat Monster Kouta by Blue Lilith later turned back to normal by Marvelous, Yamato, Hant, Souji R. and Kasumi.

Season 9

 * Season 9, Episode 15: Stranger Within, Part 1
 * Season 9, Episode 16: Stranger Within, Part 2
 * Season 9, Episode 17: Stranger Within, Part 3