The Red Fiend is an enemy encountered in Lunar: Eternal Blue and its remake. It is found deep within the Red Dragon Cave, next to the entrance of the Red Dragon Lair, stationed there to keep the party from entering the lair. Thus, forcing the party to do battle with it.
It is the fourth and last of four Fiends encountered in your journey to access the Goddess Tower.
In Eternal Blue, the Red Fiend was presented as dragon-like in appearance, while in Eternal Blue Complete, it was presented as panther-like in appearance.
Red Fiend as seen in Eternal Blue
Red Fiend as seen in Eternal Blue Complete