This cool 3D warrior model was made by Viktor Berendeev.
3D Artist Viktor Berendeev, known for creating both stylized and realistic characters, has unveiled a new project inspired by the Warhammer series. This time, the artist created a stylized 3D model of WH40K's Chapter Master with tons of small details and even a small easter egg that hints at the software the author used to create this character. According to Viktor, the character model was made using ZBrush and Blender and is based on a concept art made by Igor Sid.
And here's the concept the artist used as the main reference:
You can check out more of Viktor's projects by clicking this link.