The New World (2013) Kmovie fits the bill up to the dark and gritty requirement.

I'll give it a try. Thanks 

Rebel: thief who stole the people (so many powerful touching brotherly love snd sibling moments <3

Check out my "BROTHER" Multifandom edit  <3 Hope you like it :)
https://youtu.be/PlyRuGBJ--A