Of German descent, Doctrine Dark was allowed to join the U.S. Special Forces because of his outstanding credentials. He was under Guile 's command during a mission in Southeast Asia, when his division was attacked by a unit led by Rolento. Dark was the only survivor, and he woke up days later in a hospital. Scarred physically and mentally by the incident, he held Guile responsible. He set out to get his revenge on Guile, his humanity lost.
1. Street Fighter EX/EX Plus/EX Plus Alpha 2. Street Fighter EX 2/EX 2 Plus