Individual members also saw massive success with solo tracks that are often included in fan-made "main hits" collections:
: Includes the "This Is MIRROR" and "One & All" collections. Individual members also saw massive success with solo
: The official theme song for the UEFA Euro 2020 (broadcast in 2021) on Now TV . BOSS : A jazz-infused dance track released in June 2021. Individual members also saw massive success with solo
: Achieved significant recognition with "Master Class" and was named one of Variety's International Breakout Stars in 2021. Individual members also saw massive success with solo
: A Christmas-themed single released at the end of the year. Solo Hits from Members in 2021