Case File: Wrnach Cawr vs. Culhwch
Case description: Wrnach the giant accuses Culhwch of being an accomplice to murder. When Culhwch and his friends rode by Wrnach's castle, Sir Kay popped in and offered to sharpen the giant's sword. After he did that, Kay chopped off his enemy's head.
Case status: Dismissed. Wrnach is dead.