Round 5 saw Ulsan drop 2 more points as they were held at home by Jeju United which allowed Jeonbuk to claim top spot with a 3-2 home victory over Daegu.Ki Sung-yeung scored again as Seoul fought back against Gwangju while Seongnam drew 0-0 away to Gangwon and Suwon FC had PArk Ji-soo sent off for the 2nd game in a row as they crashed 4-1 to Incheon United.
Below are my predictions for Round 6 of the 2021 K-League One season.