Arsenal and Barcelona are set to renew their rivalry as the two teams have been paired in this season's UEFA Champions League draw round of 16.The last time the two met, Barcelona, inspired by a hypnotizing Lionel Messi overcame the lads from North London.Tottenham have also been handed a tricky tie with seven time champions, AC Milan.Spurs have been enjoying a great debut season in the Champions League but the resurgence of Milan might prove too hot to handle.Inter Milan and Bayern Munich lock horns once again in a repeat of last season's final, which was won by Inter.Olympique Marseille will host the Red Devils, Manchester United in the first leg of their two-legged round of 16 while Real Madrid will hope for a Mourinho inspiration against old nemesis, Olympique Lyonnais, who have dumped Los Blancos out of the competition in the past three seasons.Chelsea have been handed a relatively easier tie than their other English counterparts but will be wary of the danger FC Copenhagen pose in light of the point they managed to pick up against in-form Barcelona in the group stages.AS Roma - Shaktar Donetsk and Valencia - Shalke round off the Champions League ties with the first legs set to kick off on February 15-16 and 22-23 2011 while the return legs are slated for March 8-9 and 15-16 2011.Story by Fidel Amoah/Myjoyonline.com/Ghana