Even though the Penguins are currently seven points out of a wild card spot, they're a hot streak away from getting themselves right back in the playoff race. And losing Grzelcyk may be pretty detrimental to their power play, which is one of the only things giving the season any hope at this point.

Marcus Pettersson landing on injured reserve forced the Pittsburgh Penguins to do some tinkering on the blue line. Pettersson had been Erik Karlsson’s defensive partner since Karlsson debuted with the Penguins last season.