3) Robert Lewandowski (Bayern Munich)
One of the best finishers in the world, Bayern Munich striker Robert Lewandowksi would be another superb marquee signing to start a new post-Rooney era at United.
4) Thomas Muller (Bayern Munich)
Another of Bayern’s best players, Thomas Muller could be a superb addition at Old Trafford to give United what Rooney used to provide in the big games.