Thank you Macaroni and Cheese! I love to emulate the metal material and pixel art is ideal for it.
Thank you DexRunner! Actually, that's a very good idea.
Nice metal contrasts, fine example of how to do them.
Great job! I love your colours you used. I'd love to see him change colors chameleon style. It could be his animation when he has invincibility.
@jok; thank you!