The titles took just one day to reach the milestone, beating out first-party winners like Mario Kart 7 which took a few weeks.
Nintendo offered a little bit of everything in the new games, including 3D battles, legacy Pokemon, new "mega-evolutions" and just general updates to the gameplay.
Check this interesting infographic for more on the release and milestones of the game:
Written by: Andre Yoskowitz @ 24 Nov 2013 10:34