Calvin Verhoolen is a senior character artist at Yager Productions GmbH, a Berlin based game studio that just released their first person shooter with strong narrative aspect, Spec Ops: THE LINE. Calvin start working with Yager at 2008, and become senior at 2011, and currently he is working on the unannounced project of Yager. Before there he worked with UK based company Eurocom and Climax working on Silent Hill games and also James Bond series.