Adam Traore (2nd L) of Melbourne Victory FC receives treatment on the pitch during the round of 16 match between Ulsan Hyundai FC of South Korea and Melbourne Victory FC of Australia at the AFC Champions League in Doha, Qatar, Dec. 6, 2020. (Photo by Nikku/Xinhua)

Bjorn Johnsen (C) of Ulsan Hyundai FC vies with Brandon Lauton (R) and Jay Barnettof Melbourne Victory FC the round of 16 match between Ulsan Hyundai FC of South Korea and Melbourne Victory FC of Australia at the AFC Champions League in Doha, Qatar, Dec. 6, 2020. (Photo by Nikku/Xinhua)

Players of Ulsan Hyundai FC celebrate after winning the round of 16 match between Ulsan Hyundai FC of South Korea and Melbourne Victory FC of Australia at the AFC Champions League in Doha, Qatar, Dec. 6, 2020. (Photo by Nikku/Xinhua)

Bjorn Johnsen (L) of Ulsan Hyundai FC vies with Dylan Ryan of Melbourne Victory FC the round of 16 match between Ulsan Hyundai FC of South Korea and Melbourne Victory FC of Australia at the AFC Champions League in Doha, Qatar, Dec. 6, 2020. (Photo by Nikku/Xinhua)

Kim In-seong (R) of Ulsan Hyundai FC vies with Jay Barnett of Melbourne Victory FC the round of 16 match between Ulsan Hyundai FC of South Korea and Melbourne Victory FC of Australia at the AFC Champions League in Doha, Qatar, Dec. 6, 2020. (Photo by Nikku/Xinhua)

Lee Keun-ho (R) of Ulsan Hyundai FC vies with Storm Roux of Melbourne Victory FC the round of 16 match between Ulsan Hyundai FC of South Korea and Melbourne Victory FC of Australia at the AFC Champions League in Doha, Qatar, Dec. 6, 2020. (Photo by Nikku/Xinhua)