"Episode 16", also known as "Arbitrary Law", is the ninth episode of the second season of the American mystery television series Twin Peaks. The episode was written by series co-creator Mark Frost, producer Harley Peyton and regular writer Robert Engels, and directed by Tim Hunter. It features series regulars Kyle MacLachlan, Michael Ontkean, Ray Wise and Richard Beymer; and guest stars Miguel Ferrer as Albert Rosenfield, Don S. Davis as Major Briggs and Al Strobel as MIKE.