Pride
1. Clenches his teeth/shifts his jaw and does this subtle eyebrow furrowing thing (Envy you know what I'm talking about) every time he's even remotely ticked off.
2. Factory-made supermarket bread isn't real bread. Pride refuses to eat that kind of garbage.
3. DON'T LAUGH Would be a tenor.
4. Has no paintings of himself, surprise surprise.
5. Has a large patch of lilies in his garden which the dog is banned from. Incidentally lilies are associated with Florence, so...