De hel van het Oostfront

In 2013, Silvester launched De hel van het Oostfront, a four-issue series written by Kees Beentjes and Olivier Speltens, with Speltens also providing the artwork. The series focuses on the brutal combat and human cost of the Eastern Front during the Second World War, offering a grim, historically grounded perspective through its detailed battle scenes and character-driven storytelling.