I've been working on this character for my game and, for now, it's serving well for the job. I like the path i'm going but i think there's something wrong with the style or something like this. My goal was to achieve something like Hyper Light Drifter, with no borders and only one additional color for volume shading, but i don't know where i lost myself. Can someone give some advices for this beginner and tell what can i do to make this better?

Here is the character evolution:


This are some animations i've been testing:


Walk animation (too fast and not pixel perfect because of GifCam):


*sorry for any possible english errors*