Here's a breakdown of the Penguins-Flyers rivalry, from early beginnings to the stars of today that make these matchups must-watch games.

The Flyers traded the defenseman to Pittsburgh on New Year's Eve. Zamula, 25, is a restricted free agent at the end of the season.

Player who Penguins traded for has refused to show up from Flyers originally appeared on The Sporting News. Add The Sporting News as a Preferred Source by clicking here. The Pittsburgh Penguins made a trade earlier in the week. The player they acquired still hasn't shown up. The player: Egor Zamula.

The Philadelphia Flyers are having a solid season, and now have added a new forward to the rotation from the Penguins.

The Flyers’ Egor Zamula Era came to an end Wednesday, the defenseman traded to the Pittsburgh Penguins in exchange for forward Philip Tomasino.

The Pittsburgh Penguins suspended defenseman Egor Zamula just days after acquiring him from Philadelphia Flyers. Here's why.

Returning from a four-game road trip, Rick Tocchet's Philadelphia Flyers (14-7-3) are home on Monday to take on Dane Muse's Pittsburgh Penguins (12-7-5).

Pittsburgh Penguins (11-10-2, sixth in the Metropolitan Division) vs. Philadelphia Flyers (12-10-2, fifth in the Metropolitan Division) BOTTOM LINE: The Pittsburgh Penguins visit the Philadelphia Flyers after Jake Guentzel's two-goal game against the ...

The Pittsburgh Penguins suspended a recently-acquired defenseman, leading to questions about what happens next.