His arms are too short, and if his right leg is up like that(which, for a casual walk, it shouldn't), his right arm should be swinging backward as well.
Check it out.He looks like he's wearing flippers - his feet lack form and dimension.
I'm not sure what your thoughts behind the armor were (
scales?), but right now the texture is looking a bit messy.
Paved roads generally don't come in a burning red hue

even if it is metaphorical, you may want to tone it down just a little. Also, generally you want the background a little desaturated to keep the focus on the character.
Avoid circling the hills of grass with shadow. Your light source seems to be from directly above, so why are there shadows above the hills?
Those are a few issues, but I can tell you've been improving. Keep it up
