Wave 4 of Mario Kart 8 Deluxe Booster Course Pass adds Yoshi's Island track & Birdo | TheSixthAxis
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Mario Kart 8 Booster Course Pass Wave 4 Announced - GameSpot
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Mario Kart 8 Deluxe Booster Course Pass Wave 4 reveals Yoshi's Island course, Birdo
![Amazon.com: Mario Kart 8 Deluxe – Booster Course Pass - Nintendo Switch [Digital Code] : Video Games](https://m.media-amazon.com/images/S/aplus-media-library-service-media/8e2d1308-fcbc-4b3a-95f3-ca240ede901e.__CR0,0,600,450_PT0_SX600_V1___.png "Amazon.com: Mario Kart 8 Deluxe – Booster Course Pass - Nintendo Switch [Digital Code] : Video Games")
Amazon.com: Mario Kart 8 Deluxe – Booster Course Pass - Nintendo Switch [Digital Code] : Video Games
Mario Kart 8 Deluxe – Booster Course Pass, Wave 4 hits Nintendo Switch this spring! - GameSpot
Mario Kart 8 Deluxe Wave 4 Releasing March 9
Birdo is coming to Mario Kart 8 Deluxe in Booster Course Pass Wave 4 | Eurogamer.net
Mario Kart 8 Deluxe Booster Course Pass Wave 4 Arrives Next Week - IGN
