Where is the Mario Kart Live: Home Circuit game cartridge

Is there a physical Mario Kart Live: Home Circuit game cartridge? The Nintendo Switch remote control racing game has launched, but it is without a cartridge.

Mario Kart Live: Home Circuit - Mario (Nintendo Switch) : : PC & Video Games

Mario Kart Live: Home Circuit gets unofficial remote play on Surrogate.tv

GamerDad: Gaming with Children » Mario Kart Live Home Circuit (Switch)

Where is the Mario Kart Live: Home Circuit game cartridge? - GameRevolution

Mario Kart Live: Home Circuit gets unofficial remote play on Surrogate.tv

Mario Kart Live: Home Circuit -Mario Set - Nintendo Switch for sale online

Nintendo Switch - Mario Kart Live: Home Circuit - Mario Set / Luigi Set - with Digital Download

Mario Kart Live: Home Circuit's package does not include a game card, The GoNintendo Archives

Mario Kart Live: Home Circuit (for Nintendo Switch) Review

Mario Kart Live Home Circuit (Mario) — Gobsmack Comics