As a Mario Kart 8 Deluxe aficionado, the Booster Course Pass is one of the rare cases of paid downloadable content that you can’t live without.
Will Nintendo continue to deliver with the Booster Course Pass in Mario Kart 8 Deluxe? – The Foothill Dragon Press
Mario Kart 8 Deluxe Booster Course Pass Wave 1 review – still on track
4 Hopes for Mario Kart 8 Deluxe Booster Course Pass - KeenGamer
Birdo is coming to Mario Kart 8 Deluxe in Booster Course Pass Wave 4
Future Mario Kart 8 Deluxe Booster Course Pass DLC tracks apparently found in datamine
Mario Kart 8 Deluxe to get 48 Remastered tracks before 2024 - Polygon
Review] Mario Kart 8 Deluxe Booster Course Pack DLC (wave 1)
Nintendo doesn't need Mario Kart 9 when Deluxe is still such a good time
Mario Kart 8: Deluxe + Booster Course Pass review – the most complete kart racer ever made - Mirror Online