[1] Following two seasons in the Malmö Redhawks organization, Blichfeld was selected in the seventh round (210th overall) by the San Jose Sharks in the 2016 NHL Entry Draft.

[3] Blichfeld led the WHL in scoring with 114 points in 68 games during the 2018–19 season, earning the Four Broncos Memorial Trophy as "player of the year.

"[4] Blichfeld joined the Sharks' American Hockey League (AHL) affiliate, the San Jose Barracuda, to begin the 2019–20 season.

[7] With the 2020–21 season delayed due to the COVID-19 pandemic, the Sharks loaned Blichfeld to his hometown Frederikshavn White Hawks of the Metal Ligaen on 27 October 2020.

[11] As a pending restricted free agent from the Sharks following the 2021–22 season, Blichfeld opted to return to Europe in agreeing to a two-year contract with Swedish club, Växjö Lakers of the SHL, on 8 June 2022.