Ikanes can have any color skin, Erus normally are black but elite ones are gray. Erus can have any eye color, but Ikanes can have only Blue, Red, green, yellow and purple
@Passwordman1 made the corria model which erus are just evil corrias so why not? Me for Ikane model actually I used the original Ikane the main character of the Ultimate warrior which is what these deigns are for
