Patrice Bergeron is an irreplaceable player for the Boston Bruins.
He's a franchise icon who spent 19 years with the franchise, just captained Boston to the best regular season in NHL history and won a Stanley Cup and six Selke Trophies with the club, including last year's award.
Guys like Bergeron, who capture the imagination of multiple generations of fans and help drive immense team success, are extremely hard to come by. During his tenure with the Bruins, they tallied 69 more points than any other team.