A cop is shot in the head a total of six times, there are two shots of his head after being shot, both which show a realistic amount of gore, however, both shots are brief.
Both main characters have blood on their face and clothes for a good chunk of the movie.
The main character is punched in the face.
In a slow-motion action sequence, multiple characters take blows to the face.
A man is shot, then has his neck crushed by a boot. Small amounts of blood come out of his mouth, but nothing too graphic.
A man holds a woman and her young child at gunpoint, threatening to shoot them multiple times.
One of the main characters is punched in the face many times in succession, and as a result has a very bloody face for most of the movie.
A man is shot in the back while running away, almost no blood.
The main character gets grazed by a bullet, no blood.
A dying man is shot in the head, but you can barely see it happen.
One character is beat up while lying on the ground, they then pistol whip another character.
Should have been Rated R for strong violence, disturbing behavior, and language throughout.