AKA "Doc"; "Butcher of TBD"

Concept

Former-Lawman Turned Small-Town Doctor

Tropes

Was born somewhere in the east to a upper middleclass family.
For reasons TBD, family moved West when he was a teen.
Parents wanted him to go to have a proper education and he went to medical school
Mom or dad or both were killed by bad people that were trying to extort his family
Doc goes on killing spree a la "Punisher" and kills most of the bad guys earning him the nickname "The Butcher of xxx" (Noodle Incident)
The marshal assigned to the area captures Doc and gives him a chance to capture the rest of the gang legally
Doc becomes a deputy marshal and turns a new leaf to capture the remaining bandidos
Doc becomes a respected lawman for several years; overlapping time of civil war
Meets a nice Mexican girl and they get married, have 1 kid
Job is too hazardous, bad guys he puts in jail threaten his family
Doc feels he has too much to lose and decides to retire as lawman and put his education to use and become a doctor
## Sep 1876: He opens up or takes over a small clinic in another town away from the bad guys. Builds up successful business and gains reputation as doctor (Healer 3); not many people remember he was once the "butcher"