Well, I think I've come to a point where I really need some honest critique. So, anyone who looks at this thread, please feel free to post any thoughts, opinions, critiques, anything. Don't be afraid to be harsh, I can take it. :)
(Obviously the one on the left is 2 years old and extra ugly; the one on the right is a sketch I did to see how much I've improved, where I drew partially on top of the old one fixing as many anatomy issues as possible.)