Mario Kart 8 will likely be the worst-selling game in franchise history, here's why - Polygon
Mashable on Twitter | Mario kart, Mario kart 8, Mario
Iwata on Wii U sales, including Mario Kart 8 and Smash - Nintendo Everything
Mario Kart 8 helps boost Nintendo Wii U sales, but is it too late?
Mario Kart 8 drives Wii U sales as Nintendo returns to quarterly profit - GeekWire
Media Create: Mario Kart 8 Deluxe and Nintendo Switch Once Again Top Japanese Sales Charts
Nintendo Financials Reveal Mario Kart 8, Wii U Sales Figures
Mario Kart 8 Helps Boost Wii U Sales In Japan | Ubergizmo
Mario Kart 8 Deluxe Sales Are Over Double The Wii U Original, Now The 2nd Best-Selling Series Entry | NintendoSoup
Nintendo post surprise profits as Mario Kart 8 and Hyrule Warriors help double Wii U sales | The Independent | The Independent
Mario Kart 8 is now the 2nd best selling entry in the series | ResetEra
Mario Kart 8 Deluxe sales race past 35 million worldwide
Mario Kart 8 Deluxe sold more in the UK in 2020 than it did in 2019, has seen annual sales increase since launch - Nintendo Everything
Mario Kart 8 boosts Wii U sales by 666%
IR Information : Financial Data - Top Selling Title Sales Units - Wii U Software
Chart: Nintendo Switch Beats Its Predecessors Out of the Gates | Statista
UK software sales (Week ending 4/13/2019) - Switch/Wii U/3DS charts - Nintendo Everything
Mario Kart 8 Helps Wii U Sales In UK
Mario Kart Wii has sold five times as many units as Mario Kart 8 (Wii U version) during FY2018 | ResetEra
Mario Kart 8 - Wikipedia
Mario Kart 8 eclipses 30 million copies sold between Wii U and Switch
Can 'Mario Kart 8' save the Wii U? | CNN
