Men train and hone their  powers, was going to be included in this film. Bryan Singer had  wanted it to appear in the first film, but due to budget cuts, the  idea had to be scrapped. It was then worked into the story for this  film, to take place when Wolverine is left to watch after the  students in the mansion. He decides to do a workout in the Danger  Room, which was going to segue into the scene of him lying down and  having a vision of Stryker and his Weapon X procedure. The Danger  Room was going to be a cylindrical