Petra no Chichi

As the parent of Petra Rall, this individual is connected to one of the most talented soldiers from Levi Ackerman’s old Special Operations Squad. While he remains a background figure in the series, his significance lies in his relationship to a brave female scout who fought on the front lines against humanity's deadliest threats. His role serves as a personal link to the tragic history and deep emotional stakes surrounding the Survey Corps' veteran members.