Hamza was won over by Push Me Pull You at GDC and I wish I had gotten a chance to try it, too. At least now there's some disturbing video of it in action.
"Connected at the waist, you and your partner must use a shared body to wrap, writhe, and wrestle the ball into your half of the court. Love each other, work together, communicate and coordinate, and prove that a good friendship can overcome anything (unless you find yourself up against an even better friendship!)"
You can grab a friend and customize your half of a sports-monster later this year on PC, Mac, and Linux.