watch 02:32 The Loop (Games) Do you like this video? Rubies are the currency used in Mario Kart Tour to buy pipes. A single ruby, which has the appearance of an Item Box. Attention MarioWiki users!: This article is too small or lacks sufficient information. Whether you are commenting or editing, we would be pleased if you help MarioWiki by expanding it. Retrieved from "https://mario.fandom.com/wiki/Rubies_(currency)?oldid=269986" Categories: Stubs Currencies Community content is available under CC-BY-SA unless otherwise noted.