Super Smash Bros. Ultimate is also on track to become the best-selling entry in the series.
Nintendo has released the numbers for first party game sales, and Super Smash Bros. Ultimate is turning out be a knockout for the publisher.
As of December 31, 2018, the title has sold 12.08 million units, making it the third best-selling game on the Switch, behind Super Mario Odyssey, and Mario Kart 8 Deluxe.
Super Smash Bros. Ultimate launched on December 7, meaning that it shifted all those...