The Manchester derby is certainly one of the biggest rivalry in world football, and both United and City will fight for Carabao Cup title ahead of semi-final first leg.
Man United have been reigning English football for more than 20 years, before they fall from grace after the end of Sir Alex Ferguson era.
Man City took the chance to be the new English champion, as they won treble last season under Pep Guardiola.
While winning the title is a priority, there is nothing more satisfying than winning over rivals.
Football Tribe looking back at 7 greatest Manchester derby of all time.
Jan 27, 2010: Man United 3-1 Man City
United ended City hopes of reaching a first major Wembley final in 29 years by beating them in the Carling Cup semi-final.
Oct 23, 2011: Man United 1-6 Man United
The infamous Why Always Me incident.
In the early days of Roberto Mancini, Man City was always controversial, all fueled by one Mario Balotelli.
But he responded to critics empathically, as he scored in Old Trafford, giving United the heaviest home defeat since meeting the same opponent in 1955.
May 13, 2012: City clinch title over United with last second winner
Aguero’s late, late goal delivers the Premier League title to City at the expense of United on the final day of the season.
Dec 9, 2012: Man City 2-3 Man United
Robin Van Persie wins derby with free-kick stunner in Sir Alex Ferguson’s last season.
April 8, 2013: Sir Alex Ferguson’s last Manchester derby
April 7, 2018: Man City 2-3 Man United
Pogba scores twice as United roar back from 2-0 down to beat City.
Dec 7, 2019: Man City 1-2 Man United
Final derby of the decade goes to United.
City and United are set to renew their rivalry with the first derby of the new decade tonight.