Diethelm Waldseemüller

Diethelm Waldseemüller is Raphael's Ace.

Appearance
Diethelm is a tall black haired man who appears in his mid-30s. He wears priest and has a black beard.

Personality
Diethelm is shown to be polite and a gentleman person.

Red Dragon Emperor of the Blazing Truth × White Dragon Emperor of the Morning Star: The True Dragon(s) of the Kuoh Academy
Diethelm first appears in Volume 23, and  took part of the meeting between Dulio's Team and Issei's Team for their upcoming match. He introduced himself to Issei and his team and greets Asia Argento, who has Twilight Healing that similar to his own Sacred Gear.

Powers & Abilities
Light-based Weapons: As a Reincarnated Angel, Diethelm can create light-based weapons such as a light sword, spear, or a bow.

Flight: Being an Angel, Diethelm can fly using his wings.

Equipment
Holy Resuscitation: Diethelm possesses a Sacred Gear similar to Twilight Healing, however unlike the latter it only works on those only related to Heaven.
 * Fourteen Holy Salvation: Diethelm’s Balance Break that allows him to increased the area of effect as well as a wider range of symptoms that could be cured. If the target was a believer, even a serious illness could be completely cured.