Now that you’ve been playing with your Xbox avatar on Windows 10 Preview, you can also try carrying your mini-character on your wrist. This is possible because of a Microsoft Band third-party app called GamerBand. The Windows Phone app lets you add your Xbox Live Avatar and Gamertag to your Microsoft Band’s Me Tile.
More details: http://www.windowscentral.com/gamerband-xbox-avatar-microsoft-band