Raphtalia Re-leveled

In Season 2's 10th episode, after spending three episodes in her 10/11 year old form that she was when she first met Naofumi, after the Katana Vassal Weapon chose her over Kazuki, Raphtalia was restored to her older form by the weapon restoring her level to what it was prior to being in Glass's world.

Example of:
Plot-Relevant Age-Up