Kallionkieli was the 5th-round pick of the Golden Knights in the 2019 NHL Entry Draft. The 22-year-old Finn has yet to play an NHL game and has spent part of this season playing overseas.

Kallionkieli was a fifth-round pick in this summer’s draft after scoring 29 goals and 24 assists (53 points) in 58 games with Sioux City (USHL).