Mario Kart Live Home Circuit: the real kart in your living room

GameMario Kart Live: Home CircuitNintendo Switch

A remote-controlled kart, four cardboard gates, and the living room turned into a track. Released on October 16, 2020 on Nintendo Switch, it hands the racing over to a miniature vehicle that really drives across the floorboards and films the room at bumper height. This entry details what the sets contain, how a layout is drawn at home and what sets this title apart from the rest of the series.

Since 1992, the Mario Kart series has kept the same bargain: tracks designed by Nintendo, displayed on a screen, driven around by karts made of pixels. Mario Kart Live: Home Circuit tore up that bargain in 2020 — the kart became an object sitting on the floor, and the track a piece of the flat.

Published by Nintendo but entrusted to an American studio, this title does not appear in our retrospective of the entries in the series. This is not one more Mario Kart, it is a Mario Kart of another kind : here is what the box holds and how the augmented reality that brings it to life works.

Contents

• The Mario Kart that steps out of the screen
• What is in the box
• Drawing your track in the hallway
• When the Mushroom speeds up a motor
• A Mario Kart that outlives its servers
• Quick recap
• FAQ

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The Mario Kart that steps out of the screen

The title was announced on September 3, 2020, during the Nintendo Direct devoted to the 35th anniversary of Super Mario Bros. Six weeks later, on October 16, 2020, it reached shops all over the world — a tiny lead time for the publisher.

The design work did not come from Kyoto: Home Circuit was developed by Velan Studios, an American outfit based in Troy, in New York State, founded by the brothers Karthik and Guha Bala, already behind Vicarious Visions. Nintendo kept publishing duties for itself, and Velan would follow up with Knockout City in 2021.

On the hardware side, the game works with every model of Nintendo Switch, Switch Lite included: here the console serves only as a screen and a controller. Its launch price, 99.99 dollars in the United States, places it among accessories rather than software: you are not buying a cartridge, you are buying a vehicle.

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What is in the box

Home Circuit is sold in two sets, the Mario Set and the Luigi Set, strictly identical: the only difference is the driver at the wheel and the kart's livery. Choosing Luigi over his elder brother unlocks no extra content, it comes down to the cap.

Each set contains a motorised remote-controlled kart fitted with an onboard camera, four gates to assemble, two arrow signs, a USB-C charging cable and a download code for the software. The cardboard is not packaging: the gates and the signs make up the only physical scenery of the race.

• The software downloads free of charge from the eShop, but remains unusable without a paired kart: what you buy is the vehicle.
• The kart carries a USB-C rechargeable battery : the length of a session is bounded by its battery life.
• The four gates and the two arrow signs are the only tangible parts of the track; everything else is added on screen.

This split is unprecedented: the paid content is not a list of layouts, it is a box of plastic and cardboard accessories. No other Mario Kart had ever made a physical object essential.

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Drawing your track in the hallway

The first start-up is not a race, but a survey of the ground. You set the four gates out around the room, drive the kart through each of them in order, and then close the loop: the game records the layout you have driven.

The gates are not decorative. The camera identifies them and uses them as landmarks to place the kart on the lap; without them, the software has no idea where the race stands. Everything else — items, opponents, scenery, effects — is nothing but a digital overlay: only one vehicle exists for real.

The track is supplied by the home itself. Table legs, rugs, tunnels of books and hallways stand in for corners and obstacles, and the floor weighs on the driving more than the stick does: thick carpet, a door threshold or an uneven surface will slow or stop the kart. Nintendo recommends a clear room several metres across and lighting bright enough for the camera.

Where Mario Kart 8 Deluxe delivers finished tracks, Home Circuit delivers none: it supplies a layout tool and leaves the plan to the player. The editor then makes it possible to dress the same loop in different scenery and rules: one hallway can be replayed in several moods.

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When the Mushroom speeds up a motor

The link between the console and the vehicle goes through a direct Wi-Fi connection : the kart sends its video feed back to the Switch, whose screen shows the view from the onboard camera. The player is not looking at their living room, they are looking at it from floor level, at bumper height.

The kart then obeys the fiction laid over the top. Hit, it slows down or spins out ; picking up a Mushroom, it accelerates for real, motor and all. The series' item vocabulary — red shell, blue shell, lightning bolt, star, banana — is carried over, with the difference that it now acts on a machine sitting on the rug.

On the casting side, the roster is short. Only two drivers exist for real, Mario and Luigi, depending on the set you buy. The Grand Prix opponents are Bowser Jr. and the Koopalings, present in augmented reality only: none of them drives on the rug. As for Lakitu, he has held his role of referee and starter since 1992.

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A Mario Kart that outlives its servers

The software is built around a free-roam mode, a Grand Prix, a time trial and custom races built on the player's own layout. At launch, local multiplayer required one kart and one Switch per participant. That constraint fell away with the 2.0.0 update of November 2021: a split screen sends two karts racing on a single console, and Relay mode lets four players hand the same kart around.

The critical reception was mixed : the idea and the magic of the first start-up were praised, while the reservations concerned longevity, price and the space required. Nintendo has never published a sales figure for this title, which is absent from its Switch best-seller charts.

It nonetheless belongs to a line of experiments straddling the physical and the digital : Nintendo Labo in 2018, Ring Fit Adventure in 2019, and then the camera kart in 2020. Three attempts to take Mario Kart out of the living room followed one another in four years — virtual-reality arcade in 2017, mobile in 2019, augmented reality in 2020 — and only the last one brings the track back there.

And then there is the juiciest paradox of all. Mario Kart Tour, the other Mario Kart away from consoles, will see its online services shut down on September 30, 2026 and will become unplayable for want of an offline mode. Home Circuit, for its part, depends on no server at all. The digital-only Mario Kart will go dark along with its machines; the Mario Kart of cardboard and plastic will keep rolling for as long as there is a battery left to charge.

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Mario Kart Live: Home Circuit in brief

Type	Augmented-reality racing
Developer	Velan Studios
Publisher	Nintendo
Worldwide release	October 16, 2020
Platform	Nintendo Switch, Switch Lite included
Sets	Mario Set and Luigi Set
In the box	Camera kart, 4 gates, 2 arrow signs
Multiplayer	Up to 4 players; relay and 2-kart split screen since v2.0.0

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FAQ

• Can you play Home Circuit without the kart?
  No. The software downloads free of charge from the eShop, but stays unusable as long as no kart is paired: what you are buying is the vehicle, sold in either the Mario or the Luigi set.
• What is the difference between the Mario Set and the Luigi Set?
  None in terms of content: the sets are identical, apart from the driver installed in the kart and the livery that goes with him.
• Do you need a lot of space to play?
  Nintendo recommends a clear room several metres across and lighting bright enough for the camera to recognise the four gates. Thick carpet and door thresholds can stop the kart.
• How many players can race together?
  Up to four locally. At launch, everyone had to bring their own kart and their own Switch; since the 2.0.0 update of November 2021, a split screen brings two karts together on a single console and Relay mode lets four players take turns with the same kart.
• Will the game still be playable in the future?
  It works offline and depends on no server. Unlike Mario Kart Tour, whose services close on September 30, 2026, Home Circuit stays playable for as long as the kart works.

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