Real Name: Unknown
Alias: Several.  Commonly Uses both Nathanial 'Nate' and Alexander 'Xander' as common first names.  Has also used the surname 'Church'.
DOB: Unknown
Age: Unknown - Appears to be late twenties/early thirties
Affiliation(s): Unknown
Height: 6'3"
Weight: 220
Hair: Dirty blond, worn short
Eyes: Blue-Green
Handedness: Left, possibly ambidextrous
Distinguishing Features: Tattoo of a cross on his right shoulder blade - the arms of which hold protective runes.  His left shoulder blade is a series of nordic runes for strength and protection.
Appearance: