Concept by Krist Miha
https://www.artstation.com/kristmiha
Renders by Jianli Wu
https://www.artstation.com/jianliwu
Textures by Esther Quenneville
https://www.artstation.com/estherr
Weapons by Samuel Couture
https://www.artstation.com/samcouture
Software Used
Zbrush
Maya
Substance Painter