The second edition of the "Grakuro" Spring Season Festival has begun! New character [Steel Engineer] Obsessive Valenti is now available

The second edition of the "Grakuro" Spring Season Festival has begun! New character [Steel Engineer] Obsessive Valenti is now available
In "The Seven Deadly Sins ~The Battle of Light and Darkness~", the "Spring Season Fest 2nd "Seven Plagues" Event has started. New characters and more have been implemented....

The linked article is in Japanese.