In a repeat of last season, Barcelona found themselves in what was a particularly challenging Champions League group. Among their rivals were Serie A giants Inter Milan, Bundesliga title contenders Dortmund and minnows Slavia Prague. As has become expected, the Blaugranes proved themselves to be too mighty for their opponents, impressively topping the group with 14 points while remaining undefeated. Tonight, Barca are at Serie A side Napoli, who may be struggling domestically but have nevertheless proven clinical in their Champions League outings. Are the Blaugranes walking into this fixture as clear favorites, or should they be wary of the potential dangers posed by this unpredictable Napoli side?