Should we call this Cristiano Ronaldo's back control or pass? Or is it really a move?
Either way, it's certainly a tricky play that not too many soccer players can pull off or get away with in a real game. Imagine the defenders reaction when someone tries to use their back to control the ball or make a pass - they might want to get revenge with a hard tackle the next time the player tries this move.
Watch Cristiano use his back to get around a defender - here it's certainly a move rather than a pass - maybe you'd call it a "back" pass to yourself: