DARK KNIGHT
...mother, I sinned again, I needed strength, I wanted to protect you.
He remembers everything, including how he received his heavy burden, vulnerable to the curse.
His curiosity and sincere motives became his sin, he lost everything and now he was left to walk on the damp and dark earth in an incomprehensible search for himself. He was tortured and ordered to be an infernal messenger, he did obey. He is rude and wise, but he does not get into trouble and does not seek to find a lord for himself, because inside him he is already punished by wickedness.
His body was crystallized with dark-red rubies in some places, and dark matter tends to come out.
He carries a heavy hardened cursed sword.
And all he wants is to find peace.

- neck is very hard as it is made of ruby.
he covers it with fur.
- they fastened a muzzle on him, when the darkness swallowed him. he gnawed his mother's throat, and after he came to his senses, he decided to leave the muzzle as a reminder of the most heinous deed and that his mouth should be forever closed.