[spoilers] Mario Kart 8 Deluxe: Booster Course Pass Mega Music Leak -

The leak also included music pointers for heavy hitters that eventually appeared in the final waves, such as Maple Treeway (Wii), Koopa Cape (Wii), and Rainbow Road (Wii). 🔍 How the Leak Happened

Released alongside Wave 2, this update contained leftover data. The leak also included music pointers for heavy

The leak was considered "mega" because it provided concrete evidence for tracks across multiple upcoming waves, specifically focusing on Wave 3 and beyond: London Loop (Tour) Peach Gardens (DS) Boo Lake (GBA) Rock Rock Mountain (3DS) Berlin Byways (Tour) Waluigi Stadium (GCN) Merry Mountain (Tour) Rainbow Road (3DS) such as Maple Treeway (Wii)