Mario & Sonic at the Rio 2016 Olympic Games is a sports video game for the Nintendo 3DS, featuring characters from the Mario and Sonic franchises competing in various Olympic events. The game supports multiplayer for up to four players via local wireless connection. It includes a Pocket Marathon mode that utilizes the device's motion sensor as a pedometer, encouraging physical activity.
A new 3DS game sees Mario and Sonic team up to compete in a whole range of different Olympic games. You can download to three other 3DS’s and play four players in each of the different events. There’s also a Pocket Marathon mode than uses the motion sensor in the 3DS to act like a pedometer and challenge people to get outside and get active.