Schaefer makes HISTORY… AGAIN! 🤯  YouTubeIslanders’ Matthew Schaefer becomes youngest defenceman to record 50 points  SportsnetIslanders’ Matthew Schaefer becomes youngest defenseman to record 50 career points  Daily FaceoffAnother big milestone for Islanders rookie sensation Matthew Schaefer  YardbarkerMatthew Schaefer Hits 50 Points, But Islanders Fall To Senators, Slip Out Of Playoff Spot  Yahoo Sports