Engen is a handsome man with light brown hair and grey eyes, despite his youthful appearance he is very old, possibly being over a century. He has a large scar on the left side of his face and neck, given to him by The Iron Witch during the War of Reeds. The scar glows red whenever he is going all out during a battle. Although it hasn't been mentioned nor shown, it can be assumed he has an athletic physique. Engen wears a dark overcoat, with various kinds of clothing underneath.