In 2017, the NHL partnered with adidas making them the official outfitter for on-ice jerseys and other apparel. As part of that deal, we are getting a Reverse Retro series for the upcoming 2020-21 season, with each team getting a new jersey.
At a cynical level, this deal should provide the NHL with some extra revenue as we prepare to enter a season with limited to no fan attendance or the money that comes with it.
Adidas began by tweeting out a video of all 31 team jerseys, with no clear indication of which team would be getting which color design.