Space Robot Robonaut 2 has just received his space legs, which allow him to assist astronauts with chores inside and outside the station, freeing up time for astronauts to do more research and other tasks.
Soccer-playing RoboErectus Jr won first place in penalty kicks in the 2002 RoboCup, but with a walking speed of 2 meters/minute it's not a big threat to human players.