Great game with interesting grap hook mechanics. This game is perfect for people to relax in the evening after all the fuss. Management: W A S D - walk. Left mouse button - grab with a hook (Works if the scope turns green). Great game with interesting grap hook mechanics. This game is perfect for people to relax in the evening after all the fuss. Management: W A S D - walk. Left mouse button - grab with a hook (Works if the scope turns green).