Dr. Kawashima's Brain Training for Nintendo Switch also manages an impressive debut.
Call of Duty: Modern Warfare comes in at second place with just over 1 million units sold.
The top 5 is entirely unchanged.
FIFA, Star Wars, and many others also see sales surges ahead of Christmas.
It narrowly beats Star Wars Jedi: Fallen Order.
Call of Duty: Modern Warfare also hangs on to second place.
Meanwhile, Sea of Thieves sees a massive resurgence thanks to discounted Xbox One S bundles.
Death Stranding is unable to outmatch Days Gone's launch sales.
Meanwhile, Call of Duty: Modern Warfare retains the top spot.
WWE 2K20 also manages to break into the top 3.
Plants vs. Zombies: Battle for Neighborville and Rig Fit Adventure debut in the top 10.
FIFA 20, The Legend of Zelda: Link's Awakening, and several other new releases also charted in the top 10.
The rest of the top 10 is relatively unchanged.
The brand is still as strong as ever.
FIFA Ultimate Team is the end-game for every player interested in the series. Sure, you may have Volta Mode to cater to those FIFA Street cravings but it's all about FUT. It's back again in FIFA 20 ... Read More
The grind is real in Volta and Ultimate Team - here's how to get the most Coins.
Physical sales are unsurprisingly down from Ghost Recon Wildlands' launch.
FIFA 20's release also gives a boost to hardware and software sales for the Xbox One.
FIFA 20 is brimming with content, but it still suffers from some familiar issues.
Sample the new features for this year's FIFA with the new demo.