As a side tangent, as a future thing to do at some point or even try now:
You're doing minimalism in the sense of design at the moment - cartoons and the like - but how about minimalism in construction.
By that I mean drawings like your own landscape of seven (I think) lines.
is a face, but is only four lines. If you're going to draw dragons try drawing some with as few lines as possible - also a good opportunity to practice the line weight exercise.
It's something that could be insightful into composition and design which you yourself noted in your picture of the fox - it didn't look like a fox because it looked too much like a cat, right?
I'm talking about breaking things down to as few 'pieces' as you can but still keep it recognisable. Look up Sumi-e art for more of what I mean: