Mario Balotelli joins AC Milan, continues to confuse

Many teams
have improved themselves this transfer window. 
There have been short-term additions like Sporting KC forward Kei
Kamara’s six-month audition with Norwich City, bargains,
as well as deals with a view to a long term future (see Zaha,
Wilfried and Shea,
Brek). 



There has
even been the odd case of addition by subtraction.



The most prominent
deal of this type involves Mario