Star Wars: The Force Unleashed

Star Wars: The Force Unleashed is the video game about Darth Vader's secret apprentice Galen Marek. The game takes place just after Sith and Vader travels to Kashyyyk in search of a Rogue Jedi who had taken refuge there after the excecution of Order 66. Then after dueling with the Jedi, Vader found a son, Galen Marek.