The Challenger/Contender format was spawned after Gary Anderson suffered an injury which ruled him out of the 2019 Premier League Darts edition.
No player despite coming close could come through though against the regular players. This all changed though in 2020. Humphries returned once against as a Challenger and made history as the first winner ironically against Anderson who spawned the format.
View the match in full below:
https://youtu.be/56Aa-r5wSh4