Sports·Posted on Jun 30, 20125 Essential Keys To The Euro 2012 ChampionshipThe two most recent World Cup champions meet in the ultimate game of this year's Euro tournament. Here are the five factors that will decide the victorious nation.by Kevin LincolnBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. Will Spain Try And Score? 2. Who Is More Perfect: Buffon Or Casillas? 3. Will The Rematch Be A Repeat? 4. Will Spain Succumb To The Pressure Of A Treble? 5. Which Mario Balotelli Will Italy Get?