Saijaku Muhai no Bahamut (also known as Undefeated Bahamut Chronicle) is a supernatural action Anime series based on the light novels written by Akatsuki Senri and illustrated by Kasuga Ayumu, published by GA Bunko. This story focuses Lux Arcadia, an innocent prince who is living in a new kingdom that arose from the one that he used to be the prince of. He soon encounters Lisesharte Atismata, a tsundere princess who reveals herself as the princess of the new kingdom, and finds out that he himself will be enrolling in the same academy as her. The story focuses on the ongoing battle among the Drag-Knights, Abyss, and Dragons, and Lux's ongoing relationship with Lisha Krulcifer, and other Drag Knights.
- Creator: Akatsuki Senr
- Character Design (Original): Kasuga Ayumu
- Character Design : Kurosawa Keiko
- Director: Andou Masaomi
- Art Director: Nemoto Kusanagi
- Anime Studio: Lerche
- Theme Songs:
- Opening Theme: Hiryō no Kishi by TRUE
- Ending Theme: Lime Tree by by nano.RIPE
The opening theme for the anime is Hiryō no Kishi, performed by True. The ending theme is Lime Tree, performed by nano.RIPE.