Fenne

Fenne (フェネ) is a game exclusive character that appeared in Re:Zero Forbidden Book and the Mysterious Spirit. She occupies the same body as Korrina, but retains a separate consciousness.

Appearance
Fene is a small purple fennec fox spirit with big ears and a big tail with white stripes, and she also wears a small monocle on her right eye.

Personality
Fene is a wise spirit, as she's the one who sealed the forbidden book. She also has some sort of ability to access memories and have knowledge of Subaru being transported to another world.