Hi, i learn to model with Blender

My artist name is Kroxem, i live in Vienna and for my living i'm a worker. I wanna show you here my progression with Blender and in general graphics design.

Here i will show you my renders a sneak peak what i'v just made a couple days ago:

 I'm new to stemmit and 3D modeling and hope for some feedback on my work. That i can know what to change or maybe you can give me some advices to improve my 3D art skill.