Ste Hoare 
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Celtic recently announced the signing of Kolo Toure on a free transfer as Brendan Rodgers continues to build his squad up ahead of a long campaign as he looks to retain the league title and make a serious impact in Europe too.
The Ivorian international will bring experience and leadership to a backline with questions over it, and Celtic fans will be hoping he can do the business.
But how much do you know about him?
Test yourself with our quiz:
Eric Knott 
