As with any stoppage-time comeback win, the game was littered with heroics from the Reds in the second half to ensure we live to fight another day in the competition.
Goals from Joshua Zirkzee and Harry Maguire cancelled out Bobby De-Cordova Reid's first-half opener, ensuring our name is in the hat for the fifth-round draw.
It was a strong team fightback, but who stood out from the rest? Your votes are in, see the results below...
Taking a notable 48 per cent of the fan vote was half-time substitute Alejandro Garnacho, who changed the game when he replaced United debutant Patrick Dorgu.