There is one thing I wanted to point out on your "Gil" character(the sprite, not the picture
) There needs to be more distinctive differences. Maybe droopier ears, eyes spread more, something that really sets him apart from the other guy. Having different colored clothes is a good start though!
![Tongue Tongue](https://www.vg-resource.com/images/custom_smilies/tongue.png)
![Smile Smile](https://www.vg-resource.com/images/custom_smilies/smile.png)