"Sibling Rivalry" showing brothers that have played with/against each other.
Martin/Mathieu Biron
Val/Pavel Bure
Gilbert/Marcel Dionne
Phil/Tony Esposito
Kevin/Derian Hatcher
Marian/Marcel Hossa
Bobby/Dennis Hull
Saku/Mikko Koivu
Ryan/Drew Miller
Scott/Rob Niedermayer
Robyn/Richie Regehr
Maurice/Henri Richard
Henrik/Daniel Sedin
The Staals (Eric, Jordan, Marc, maybe Jared?)
The 'older' Stastnys (Anton, Marion, Peter)
The 'younger' Stastnys (Paul and Yan)
The Sutters
There might be more.
