Here's a quick stab at Hannibal;

Legendary Commander
Goes without saying
Cavalry Commander of Genuis
Cannae is one of many examples of this
Scarred
Suffered an eye infection while campaigning in Italy, subsequently losing an eye


I've only just begun The War with Hannibal, by Livy so I'm sure I'll think of more as I read on. Please feel free to add, and very clever idea for a thread!