This one is this version:
http://www.furaffinity.net/view/19000744/
After a rough escapade.
In a weakened state and full on security, it wasn't easy to leave that castle, and those wounds are a sign of it.
This version is more into his barbarian heritage than the Equestrian knowledge he has been learning through the years in the medieval poniville.
I'll update this draw with better resolution later...