Flyers' Matt Niskanen suspended for Game 6 after breaking Brendan Gallagher's jaw - ESPN
2007-08 MATT NISKANEN O-PEE-CHEE PREMIER ROOKIE AUTO/JERSEY CARD STARS 198/299 | eBay
Capitals put top defenseman Matt Niskanen on long-term injured reserve
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Matt Niskanen Washington Capitals Game-Used Away 2016 World Cup Of Hockey Team USA Jersey - NHL Auctions
Matt Niskanen Hockey Stats and Profile at hockeydb.com
Flyers trade prize Matt Niskanen's true worth may come in the locker room, not on the ice
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Matt Niskanen knows he could be odd-man out on Penguins defense - CBSSports.com
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Flyers' Matt Niskanen unexpectedly retiring | Yardbarker
Flyers' Matt Niskanen "I'd Also Like To Thank The Fans For Their Support" - FLYERS NITTY GRITTY
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Matt Niskanen - 2006 U.S. IIHF World Junior Championship - Game-Worn Jersey - NHL Auctions
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/arc-anglerfish-arc2-prod-pmn.s3.amazonaws.com/public/6YMY5EK4FJANLIDTKOKBUIWVQU.jpg "Flyers' Matt Niskanen plans to play like hell. He showed Friday he's willing to go through it | Mike Sielski")
Flyers' Matt Niskanen plans to play like hell. He showed Friday he's willing to go through it | Mike Sielski
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/cloudfront-us-east-1.images.arcpublishing.com/pmn/7G7GLEL5ONGANLLFENLKPOMQCI.jpg "Flyers D Matt Nisktanen retires; Justin Braun signs 2-year deal")