You ever wonderd that its possible that big could have been made by a mishap between Blaze and Eggman....yes I do mean what you are thinking when I say misshap.Think about it,fat like eggman,purple and a cat like Blaze,yellow eyes like blaze,he is realy fuzzy(eggmans moustache)...........you do the math,its a wierd thought but hey....who knows?