A free software update foron the Switch makes the game compatible with the Labo's Toy-Con Motorbike setup. Did we mention it's free?
The Toy-Con Motorbike comes in the Labo Variety Pack, along with the fishing rod and piano, and uses the Switch's Joy-Con controllers to turn cardboard handlebars into motion controllers. Until now, it's been usable only with a mini game built for the Labo.
Conversely, if you're a fiend for Mario Kart and want a new way to play, the Toy-Con Variety Kit will set you back $70, £60 or AU$100.
Mario Kart 8 Deluxe is a wise place for Nintendo to bring Labo functionality: At over 9 million units sold, it's the Switch's second highest selling title.
For more on Nintendo Labo, one of the illustrious gaming company's craziest ideas yet, .