Here is a cool robot that you can control from your Android device to perform a variety of fun moves. The Hovis Fighter Humanoid Robot has 17 degrees of freedom. It has a Bluetooth module and supports a variety of moves. You get DR-SIM and other programs to interact with the robot.
The robot has a full metal frame and a 2600 mAh battery. It comes with a ATmega 128 MCU. More information is available here.