When the puck drops on the 2020-21 NHL season on Jan. 13, it will have been 10 months almost to the day since seven teams last played a game. Those seven teams — the Red Wings, Senators, Sharks, Ducks, Kings, Devils and Sabres — were all left out of the NHL’s bubble playoffs this summer and therefore have been off the ice for nearly a full year.

A lot has happened in that time, to say the least.

To give you a refresher as each of these teams opens training camp on Thursday, let’s look back at where things stood in March when last season was cut short and recap the biggest changes these clubs made during an incredibly long off-season.

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