Death Knight, concept

Meet the new son from rp. Richard Hight. A death knight. Used to serve an important Lord, but when he died they decided to make him a tomb and guards of dead resurrected warriors, that they would keep the peace forever. He lives on the first floor of the dungeon, suffering from his immortality. What distracts him from the madness and rotting of his mind is the particularly brutal killing of travelers who want to get to the treasure. So far, everyone he's met has gone no further. Had a nut allergy in his lifetime