"Space Quest II: Vohaul's Revenge" is a graphic adventure game released in 1987 by Sierra On-Line. It is the second installment in the Space Quest series, featuring the character Roger Wilco, a janitor turned hero. Players navigate through various space-themed environments, solving puzzles and interacting with characters to progress the story. In this sequel, Roger Wilco must confront the evil Vohaul, who seeks revenge after the events of the first game. The gameplay combines humor and sci-fi elements, with players using point-and-click mechanics to explore and complete challenges. The game is known for its witty dialogue and engaging storyline.