There are brutal fight scenes
Yes graphic killing
Several people are shot, of which is notable brutal and realistic dispite that blood is not allways graphicly shown.
People are threatened at gunpoint and execuited.
A man shoots himself offscreen and his body is shown in a pool of blood.
A man is shot in the head very graphicly, and is shown in a pool of gore after which.
The final sequence has several shootings following the above mentioned notation, as well as a throat slitting which is brief, blood is shown under the hand covering the wound.