Books
Some Will Not Die [1] by Algis Budrys. This is a post-pandemic total wipe-out scenario. This book had an influence in JWR’s writing.
The Little Black Book of Violence [2] by Lawrence A. Kane and Kris Wilder
Movies
Red [3] (Warning: Has many violent scenes but no gore.)
Red 2 [4] (Warning: Has many violent scenes but very little gore.)