MK18 "Warrior" and G36C "Biohazard"

MK18 - Lowpoly:
https://www.artstation.com/avtobot

MK18 - Battleworn Skin:
https://www.artstation.com/khaliman

G36 - Lowpoly
https://www.artstation.com/sleeper

Presentation:
https://www.artstation.com/augustkriv

G36 - Biohazard Skin
https://www.artstation.com/fridock