Xherdan Shaqiri is a name that will strike fear into the hearts of the Celtic fans and it will most likely be their skipper who has to keep him quiet.
Given Brown is on a booking and could well miss the second leg at the San Siro, he will be walking a fine line during the game and will have to time his challenges with precision.
The player himself has claimed that he will not hold back despite the yellow card looming over his head – and anyone who watches him will know that is not in his nature.