User blog comment:IamJakuhoRaikoben/Chapter 322: Gloria, Review./@comment-4829046-20130309055917/@comment-3290324-20130309161751

Erza's just a naturally talented Mage. She trains hard and constantly pushes herself in and out of battle so that she can protect her friends (she's said this numerous times). And virtually none of the characters changed during the course of the show except for the time skip.