Mattias Engström - is a video game director. Mattias Engström began his career in 2021 and has worked for companies such as IO Interactive and IO Interactive A/S. Mattias Engström's first game was Hitman 3 which was released 3 years ago. Best Game Mattias Engström contributed to was Hitman 3. Mattias Engström's latest work is Hitman 3 which was released 3 years ago.