[5] The seventh Heritage Classic was hosted by the Oilers for the second time, with their opponent being the Calgary Flames in the first outdoor hockey Battle of Alberta.

The first regular season outdoor game in NHL history, it was held at Commonwealth Stadium between the Oilers and the Montreal Canadiens.

[11] The event featured an alumni game between past greats of the Canadiens and Oilers, including Wayne Gretzky and Guy Lafleur.

[15] It marked the first time the NHL held two outdoor games in the same season, a decision that some commentators, including ESPN's Scott Burnside, argued would dilute the spectacle of the Winter Classic.

[17] The game achieved high television ratings in both Canada and the United States and, due to record sponsorship,[1] grossed the highest revenue for a single event in NHL history.

[18] The Winnipeg Jets played host to the Oilers in the fourth Heritage Classic on October 23, 2016, at Investors Group Field, during the 2016–17 NHL season.

The fifth Heritage Classic was played on October 26, 2019, during the 2019–20 NHL season, with the Jets and the Flames at Mosaic Stadium in Regina, Saskatchewan, a neutral site roughly between Winnipeg and Calgary.

[19] On September 16, 2021, the league announced that a sixth Heritage Classic would be played on March 13, 2022, between the Toronto Maple Leafs and the Buffalo Sabres at Tim Hortons Field in Hamilton, Ontario.

On January 1, 2023, the NHL announced that Commonwealth Stadium would return as host of the Heritage Classic in 2023, this time showcasing the Battle of Alberta between the Calgary Flames and the Edmonton Oilers.