The 3DSen profiles, through the use of Miis and later Nintendo Network IDs (NNIDs), became a cornerstone of Nintendo's approach to online gaming and community building. The introduction of the Nintendo Network allowed for features like friend lists, online multiplayer, and the sharing of data between games. This seamless integration across different titles and services fostered a sense of community among users. For instance, users could easily add friends and engage in multiplayer games or share content, enhancing the overall gaming experience.
Not all 3D blocks are cubes. 3DSen profiles allow for: 3dsen profiles
If your interest is piqued, here is your treasure map: The 3DSen profiles, through the use of Miis