Quote Originally Posted by Kamahari Akuma View Post
They're special units that can only be received via serial codes and unlike all of the other units they will all say "SAPPHIRE" instead of displaying stars when looking at their extended info thing. Their levels are between Plats and Blacks caps (roughly 75 if my memory serves).
They're level 65 max actually and are better than gold worse than plat in a lot of cases.