StarCraft II: Legacy of the Void launched on November 10 and it appears to have been a success for Blizzard, which announced that over one million players had “warped in” as of Friday, November 13.
Thanks for making the launch of #LotV a success! We’ll see you in the Koprulu Sector, Commanders! pic.twitter.com/mqye4JEOdp
— StarCraft (@StarCraft) November 13, 2015
In comparison, StarCraft II: Heart of the Swarm sold through approximately 1.1 million copies worldwide in its first two days on sale, whilst Wings of Liberty managed 1.5 million in its first 48 hours.
Source: @StarCraft