Officially designated as 'Commando',he is the unit's most expereinced and skilled operator.
Served two tours in Vietnam as a LRRP, apparently assigned to SOG, which one may assume he has Special Forces training.
After leaving the Army, and learning of the loss of his family to a car accident, went to Japan to train with his LRRP team-mate Thomas Arashikage in the ways of ninjitsu.
Becoming a ninja, he left the dojo when his mentor, the Hard Master was killed apparently by Thomas (known as Storm Shadow). Later is was determined that the hired assasin known as Zartan was the killer, under orders to kill Snake Eyes.
Spent an undetermined amount of time in seclusion in a mountain cabin, until SSG Lonzo Wilkinson (known as Stalker),another member of the LRRP team, recruited him to join GI Joe.
On a rescue mission in the Middle East, when his Huey transport helicopter malfunctioned, a fuel explosion caused his face to be horribly scarred and his vocal chords to be irreparably damaged, precluding the ability to speak.
Snake-Eyes now wears a mask to cover the scars,usually a black mask when wearing tactical clothing and a latex facsimile of his unscarred face while in class A's.
Served in GI Joe 1980-1995, left when unit was disbanded,continued ninja training where he has achieved Master status(sometimes known as the Silent Master). Also became freelance operator for unnamed US intelligence agencies before rejoining a reformed GI Joe team in 2001.
Romantically involved with SFC Shana O'Hara (known as Scarlett) since they first met in 1980. Engaged to be married to Scarlett, broke off engagement in 1999, and reconciled later to be married at an undetermined date.
Known as one of the most feared and respected special operators in the world, performing missions in accordance with US policy on 7 continents.
PRIMARY MILITARY SPECIALTY: Infantry
SECONDARY MILITARY SPECIALTY: Special Forces
US Army Airborne (Master Parachutist)
US Army Ranger
US Army Jungle Warfare (Jungle Expert)
US MACV Recondo
US Army Mountain Warfare
US Army JFK Center for Special Warfare (assumed)
Various other schools
WEAPONS OF CHOICE:
9MM Uzi Submachine Gun
9MM Beretta M92FS Automatic Pistol
Qualified expert in all NATO and former Warsaw Pact small arms, as well as edged weapons.
It makes one wonder if such character exists in the real world..............