Vittel

Vittel (ヴィッテル, Vitteru) is a part of the Assassin's Guild from the Parthevia Empire.

Trivia

 * His name Vittel may refer to "Vittel" ; a commune in the Vosges deoartment in Lorraine in notheastern France and also the name of "Vittel brand" ; a French brand of bottled water.