[1] The defending champion was Gary Anderson who beat Peter Wright 11–4 in the 2018 final,[2] but he was eliminated in the group stage.

Michael van Gerwen won the Champions League for the first time, beating Peter Wright 11–10 in the final, surviving three match darts at 7–10, and by winning that title, van Gerwen became the only player to win every PDC premier event title at least once.

The eight qualifiers are split into two groups, playing each other once in a best of 19 legs match.

The top 7 players on the PDC Order of Merit following the 2019 World Matchplay qualified.

[1] Gerwyn Price made his Champions League debut.