Rusarius

Rusarius is a librarian Fae (from Quicksilver), and is described as having wiry gray hair and twinkling hazel eyes. His personality is defined by a mix of deep-seated sorrow, arrogance, and a haunting, "Haunted vibe", making him seem like an "Emotional landmine wrapped in smirks and sarcasm". He has a warrior-like demeanor and a history that suggests past trauma or guilt, leading him to be suspicious and seemingly fearless in his interactions with others.