Mario Kart 8 Deluxe DLC Wave 4 Adds Birdo, Yoshi's Island - Siliconera

Nintendo introduced Wave 4 of the Mario Kart 8 Deluxe DLC Booster Course Pass, and a new track based on Yoshi's Island and Birdo will arrive.

Mario Kart 8 Deluxe – Booster Course Pass, ST, Doubled Dash!! [WAVE 6 AVAILABLE NOW], Page 106

Mario Kart 8 - Wikipedia

The 20 Best Nintendo Switch Games of 2023 - Metacritic

Mario Kart 8 Deluxe's Wave 4 DLC Adds Yoshi's Island & Birdo This Spring

Mario Kart 8 Deluxe Booster Course Pass Wave 4 Trailer

Wave 4 is out now for the Mario Kart 8 Deluxe – Booster Course Pass DLC - Nintendo

Mario Kart 8 Deluxe DLC Wave 4 Adds Birdo, Yoshi's Island - Siliconera

Wave 4 Of Mario Kart 8 Deluxe Booster Pass Heads To Yoshi's Island - Game Informer

NEW YOSHI'S ISLAND & BIRDO!! - Playing Mario Kart 8 Deluxe w/ Viewers!

Mario Kart 8 - Wikipedia