User blog comment:SpookyBoogie27/Light Novel Spoilers/@comment-8.28.150.75-20140208044446/@comment-24501441-20140208045134

In what regards? This is a tough question to answer as there are a few. But if it's in strength and character I would have to say Gasper. In the beginning he was just a hikkomori and weak (based on inability to use his power well) but in volume 10 he proved that he's a "man of the Gremory clan, and last volume he was OP'd.