Fonner Piers is 16 years old. He is lightly tanned, and not muscular as others but still has better than usual strength.
He has a hidden secret he doesn't want anyone to know, he hides himself to hide any pain that may come.
He is a human turned into a demon, to control his demon side he consumes his family and friends blood.
He has short red hair with blue highlights.
He has a scar over his left eye, from a demon attack. His left eye is red and his right eye is light blue, the scar is how he was turned into a demon.
(Fonner)
He wears a black kimono with crimson red and sky blue fox designs.
He has a Katana and a short dagger.
The Katana is made of Crimson ore and the handle is cool grey.
The dagger is made of the same Ore, and the handle is the same grey.
Both daggers are sky blue.
He is uneasy around people, scared of demons in disguise like him. But music calms him down.
Tanjiro doesn't see many dangers of fonner, and has sympathy for him.
Inosuke usually fights alot with Fonner, though it's usually Inosuke starting the fighting and Fonner ignoring his anger.
Zentisu is scared of Fonner, mostly from the fact fonner wears a whole cloak and wears his mask most of the time.
He usually wears a mask of a red fox. The eyes being the same color as his.
He has his own breathing technique he taught himself, always wanting himself and his own trust.
His breathing technique is called "Light Breathing" Where he breaths in the light, after being trapped so long in the dark.
Breathing Form: Light
First Form: Light Heart
Fonner breaths in and becomes as hollow as the light. He becomes extremely fast and lightweight.Second Form: Secondary Blades
Fonner's blades glow as they take the energy of the light and when he slashes, a glowing blade flies forward, for long range attacks.Third Form: Shining Vertex
Fonner dashes while spinning in circles, cutting through anything he passes.Forth Form: Piercing Light
Fonner takes in the power of the light in the air and stabs through anything like he was stabbing through air.Fifth Form: Blinding Light
Fonner's blades become bright, so bright to blind, he can blind multiple people with it.Sixth Form: Shining blast
Fonner lunges at his target, and once he slashes or stabs them, the light he contained into his blade enters the wound, blowing up soon after.Seventh Form: Chaining Light
Fonner creates light chains that allows him to chain others, or even to lift him up to places or past places.Eight Form: Bashful lights
Fonner unleashes a flurry of slashes and stabs. The slashes and stabs stay in place then fly forward at high speeds.Ninth Form: Invisible Light
Fonner can turn invisible and can create clones. If they are damaged in any amount, they dissapear.Tenth Form: F(Ph)antom Fox
Fonner unleases his Fox and creates a large fox by the light, he can consume the fox and gains it's powers, aswell as getting a light fox ears and tail. Music begins to play, from the fury of the fox.Hidden Eleventh Form: Passive Light
Fonner can make a dagger made out of the pure light, if it was blue, it can stun and shut down the body of a demon, if it was red, it can destroy a demon.Demon Blood Art: Angelic survival
Fonner wished he could change his past, but nothing can change it so he must use it to help him.Fonner can grow feathered wings, using them to attack, defend, and fly, the wings are made of blood so they aren't durable, and he isn't fully skilled with them either.