Cooper is an animated Muppet character who appears in Kinect Sesame Street TV. He acts as the host of the interactive episodes, prompting the player to find various objects throughout the episode. He also has the ability to change the shirt he wears depending on the color of the player's.

He is created using motion capture technology.^[1]

Sources

1. ↑ ITN News: Sesame Street to launch ground-breaking Xbox Kinect game. December 23, 2011.