Mario Kart 8 Deluxe – Booster Course Pass Wave 6 – Nintendo Switch 9.14.2023 Nintendo of America 8 months ago Mario Kart 8 Deluxe – Booster Course Pass Wave 6 – Nintendo Switch 9.14.2023 The final wave of the Mario Kart 8 Deluxe – Booster Course Pass arrives this holiday! Learn more: …