The Leipzig franchise was announced along with Berlin Thunder and Cologne Centurions in March 2021, as part of the inaugural season of the European League of Football.

[1] In April, ELF commissioner Patrick Esume praised the potential of Leipzig for growing the sport and the athletes in the university, despite the relatively short time for the Kings to prepare for the first season.

[3] On May 7, 2021, the Kings signed Japanese wide receiver Yoshihito Omi who would be the first Asian player playing in ELF.

[4] In 2019, Omi led in receiving with 33 catches and 544 yards for IBM Big Blue in X League, and acted as captain for the Japan national American football team.

This came after a two week saga, which include the team suggesting they will "most likely have to stop competing in the European League of Football"[5] after their loan requested was denied by the league[6] and cancelling the upcoming week 6 home match with Prague Lions.