Manchester United and Arsenal renew their historic rivalry at Old Trafford tonight in a blockbuster Premier League clash.The Red Devils will look to end their three-game winless run in the league and pick up their first top-flight victory of the post-Ole Gunnar Solskjaer era. However, they haven't beaten the Gunners in their last six league meetings. They lost 1-0 to The Gunners last season, with the visitors now aiming for consecutive wins at the stadium.Mikel Arteta's side have gathered momentum with a fairy-tale reversal of fortunes, having started their campaign with three defeats. In their last ten top-flight games, the London outfit have won seven times and lost just once. They sit in fifth place, five points clear of United.Form generally goes out of the window in a top-billing fixture like this. But it nonetheless promises to be an enticing encounter between the two traditional rivals.Ahead of the big game, here's a look at five key battles that could potentially determine its outcome:#4 Emile Smith Rowe (Arsenal) vs Aaron Wan-Bissaka (Manchester United)Smith Rowe's meteoric rise this season is highly talked about.Emile Smith Rowe has been a revelation for Arsenal this season, rising to prominence with his eye-catching displays.His meteoric rise even saw the youngster break into England's national set-up last month. Smith Rowe opened his international account with a goal against San Marino.Footy Accumulators@FootyAccums"He's their stand-out player of the season!" 🔥@Natalie_Pike_ has selected the boy wonder Emile Smith-Rowe as her One To Watch at Old Trafford tonight! 🏴󠁧󠁢󠁥󠁮󠁧󠁿✅ #TheTacticsBoard w/@SkyFantasyFooty✅4:32 AM · Dec 2, 202121"He's their stand-out player of the season!" 🔥@Natalie_Pike_ has selected the boy wonder Emile Smith-Rowe as her One To Watch at Old Trafford tonight! 🏴󠁧󠁢󠁥󠁮󠁧󠁿✅ #TheTacticsBoard w/@SkyFantasyFooty✅ https://t.co/kHTter4wjfThe 21-year-old is pacy, direct, clever in possession, and has a keen eye for goal, netting four times in the league. He could be a huge threat to Manchester United.Aaron Wan-Bissaka will have the Herculean job of subduing his compatriot. While the right-back is excellent in 1v1 situations, he often struggles against quick and unpredictable players. It'll be interesting to see how he copes with Smith Rowe.#3 Bruno Fernandes (Manchester United) vs Thomas Partey (Arsenal)Manchester United's creative wizardThe Premier League is blessed with some of the most talented playmakers, but there have been very few like Bruno Fernandes. He has laid nine assists in all competitions already this season, including three in the league, where he has also created six big chances.Bruno | برونو@FernandesZoneBetween the big 6, The only team that Bruno Fernandes has never scored or assisted against is Arsenal. Will he make it tonight ? 🤔1:24 AM · Dec 2, 202138412Between the big 6, The only team that Bruno Fernandes has never scored or assisted against is Arsenal. Will he make it tonight ? 🤔 https://t.co/LyeVBbH3W4He offers incredible energy, flair, dynamism, athleticism and invention like no other United player. So Arsenal's Thomas Partey can expect a busy outing against him.The Ghanian's passing, tackling, ball-winning ability and game-reading acumen are crucial to Arsenal's style of defending. He'll have to muster all his defensive nous to keep Fernandes at bay.