A free update to Mario Kart 8 Deluxe for Nintendo Switch adds the "Custom Items" feature to offline VS races and some online races. It allows players to specify which items will — or won’t — appear in Item Boxes on the course.
Rainbow Item Boxes [Mario Kart 8 Deluxe] [Mods]
Retro gamer №138 by Michel França - Issuu
Mario Kart 8 Deluxe Custom Items update lets players pick their power-ups - Polygon
Mario Kart 8 Deluxe free update adds custom item selection
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We have a custom items option for VS races now! : r/mariokart
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Imagine if Nintendo update the game with a new Shop, now that we have custom item selection. : r/mariokart