[3] The title holders Frölunda HC were defeated by Rögle BK in the semi-finals with the total score 4–8.

[4] American right winger Ryan Lasch from Swedish team Frölunda HC became the top scorer for the fourth time, scoring 18 points.

[13] Due to a scheduling conflict caused by the 2022 Winter Olympics final qualification tournament being held on 26–29 August 2021, eight teams from countries participating in the Olympic qualification (Austria, Denmark, France, Italy, Norway, Poland, Ukraine) were allocated into the pot 5 and drawn into two separate groups of four which did not play their games on the specified dates.

The other 24 teams (from five remaining founding leagues as well as teams from Belarus and the United Kingdom as top two challenger leagues and 2019–20 IIHF Continental Cup winners SønderjyskE Ishockey) were allocated into four pots and drawn by the standard procedure into six groups of four.

[11][14] Frölunda HC Växjö Lakers EV Zug Eisbären Berlin Lukko Oceláři Třinec

Fischtown Pinguins Tappara ZSC Lions HC Yunost Minsk[note 2] Cardiff Devils SønderjyskE Ishockey

If two or more teams were tied on points, the following tiebreaking criteria were applied, in the order given, to determine the rankings (see 8.4.4.

[26] The following goaltenders are leading the league in save percentage, provided that they have played at least 40% of their team's minutes.