Blue Exorcist: Beyond the Snow Saga (Japanese: 青の祓魔師 雪ノ果篇, Hepburn: Ao no Ekusoshisuto: Yuki no Hate-hen) and Blue Exorcist: The Blue Night Saga (Japanese: 青の祓魔師 終夜篇, Hepburn: Ao no Ekusoshisuto: Yosuga-hen) both comprise the fourth season of the Blue Exorcist anime television series, which is based on the manga series of the same name by Kazue Kato.

Studio VOLN took over from A-1 Pictures as animation producer, with Daisuke Yoshida replacing Koichi Hatsumi as series director.

The Beyond the Snow Saga aired from October to December 2024, while The Blue Night Saga premiered in January 2025, on Tokyo MX and other networks.

[1] For Beyond the Snow Saga: the opening theme song is "Re Rescue" performed by Reol, while the ending theme song is "Tsurara" (氷柱, lit.

[2][3] For The Blue Night Saga: the opening theme song is "Tsūkaku" (痛覚, lit.