the drawigns themselves arent that great, but its not often that you see people finish a full page doodle.
you having shown much drawing ability from these
if youre going to make textures from pen/pencil, then youre gna need to simplify your sketches, larger, longer and bolder lines.
there was a user in the past who did pencil on tracing paper texture sets, which were amazing, but far too detailed for toribash.
simplify it and you might have something to work on.