Only the first two cups will be playable when the first wave goes live on…
Booster Course Pass, Nintendo
What time does the Mario Kart 8 Deluxe DLC go live?
Mario Kart 8 Deluxe – Booster Course Pass: Wave 6/Mario Kart™ 8 Deluxe/Nintendo Switch/Nintendo
41
Mario Kart 8 Deluxe's new update reveals all 12 DLC cup names
Mario Kart 8 Deluxe's Final Booster Course Pass Wave Includes New Tracks, Racers, Music Player, And More - Game Informer
My MK8DX DLC predictions (See comment below) (Pictures by Evanverse) : r/ mariokart
Mario Kart 8 Deluxe DLC news, Wave 6 release date, new tracks
How to play every track in Mario Kart 8 Deluxe in chronological order. : r/ mariokart
Mario Kart 8 Deluxe DLC's 12 New Cups Revealed
Mario Kart 8 Deluxe booster course pass release date, where to buy and confirmed tracks