At SI.com, Allan Muir looks at eight players in the NHL that he deems to be the most irreplaceable to their teams.
The Islanders John Tavares was ranked first on the list.
Not on the list is Rangers goalie Henrik Lundqvist. Three goalies did make the list, Tuukka Rask, Antii Niemi and Sergei Bobrovsky.
Others on the list include Ryan Suter, Alex Ovechkin, Jonathon Toews and Pavel Datsyuk.
Lundqvist has been Rangers MVP for the past seven seasons.