Hellstead contest entry

This is my contribution to the hellstead contest by Tiamatus 
The reference for this artwork can be found here: fav.me/dappcko
The contest is also still running for, I think 6 more days! So for everyone, who is interested there´s still plenty of time to contribute!

This is my first ever airbrush artwork and I´m pretty exited, what you guys think of it . It´s almost entirely freehand work, just for the outlining of the beast, I used a stencil. And some of the details are made with a fine brush.
I used acrylic-paint from vallejo and the format is A3. I still have to learn a lot! It´s a bit messy here and there and have to practice the flames a little more . I think it´s also missing some depth and it turned out to be a bit to reddish. The highlights might look a bit odd, because they where initially intended to come from the ground. Well, I could go on criticizing myself here, but where is the point