About “Übel Blatt”
Übel Blatt is a Japanese manga series written and illustrated by Etorouji Shiono. It was first serialized in the semi-monthly seinen manga magazine Young Gangan from December 2004 to 2009, then moved to Monthly Big Gangan, where it ran until March 2019. The series was collected in 24 tankōbon volumes by Square Enix. The story is set in a medieval, fantasy-like world and follows a character named Köinzell, who is on a quest for revenge against those who betrayed and killed him twenty years prior. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.