Monster Hunter World's big new expansion, Iceborne, is already big commercial success. Capcom has announced that the add-on shipped 2.5 million copies following its release on September 6.

This counts copies sold digitally on PS4 and Xbox One, as well as units of the game's Master Edition shipped to retailers and sold digitally. The PC version of Iceborne is slated to launch in January 2020.

Monster Hunter World the base game has shipped 13.1 million copies as of June 30, which makes it the most successful game in Capcom's history. It's well ahead of the next biggest game, Resident Evil 5, which has shipped 7.5 million copies, according to Capcom's public sales data. The entire Monster Hunter series, meanwhile, has passed 58 million copies shipped to date.

Iceborne is a $40 USD expansion that adds all manner of new things to Monster Hunter World, including more story content and monsters to defeat. For more, check out our Iceborne tips guide.

In GameSpot's 9/10 Iceborne review, Ginny Woo said, "Iceborne is a confident step into the future of the franchise, and it's hard not to think about what might come next."