Manchester United [ Images ] and AS Roma will meet in the Champions League [ Images ] group stages, just a few months after violence marred their quarter-final clash.

- Recap: UEFA 2006 Champions League

The two teams were drawn in Group F on Thursday, along with Sporting Lisbon [ Images ] and Dynamo Kiev.

A United fan was stabbed in Rome during their first leg on April 4. There were also scuffles between the fans outside Old Trafford before United's 7-1 victory in the return match.

Holders AC Milan [ Images ] were drawn with Benfica [ Images ], Celtic and Shakhtar Donetsk in Group D.

Liverpool, who lost 2-1 to Milan in the final in Athens, will face 2004 winners Porto, Olympique Marseille [ Images ] and Besiktas in Group A.

Marseille striker Djibril Cisse, who was used sparingly by manager Rafael Benitez during his time at Liverpool, will have a point to prove.

In 2004, the Ligue 1 side knocked the Merseysiders out of the UEFA [ Images ] Cup in the round of 16.

Chelsea [ Images ], who have never reached a European Cup final, will face tough competition in Group B against Valencia, Schalke 04 and Rosenborg.

The group stages will be no walkover for nine-times champions Real Madrid [ Images ], who were drawn in Group C along with Werder Bremen [ Images ], Lazio and Olympiakos Piraeus.

Barcelona [ Images ], who won the competition in 2006, face six-times French league champions Olympique Lyon [ Images ], German champions VfB Stuttgart and Scottish runners-up Rangers in Group E.

Arsenal [ Images ] were drawn in Group H with Steaua Bucharest, Slavia Prague and the winner of the third qualifying round tie between Sevilla and AEK Athens.

Sevilla travel to Athens on Monday with a 2-0 advantage.

Italian champions Inter will face PSV Eindhoven, CSKA Moscow [ Images ] and Fenerbahce in Group G.

The opening matches are on Sept. 18-19.