Kieffer Moore celebrates after scoring the fourth goal of the game against Sheffield United.
Kieffer Moore bagged a double as Wrexham produced a remarkable comeback from a two-goal deficit to overcome his old team Chris Wilder's men in a pulsating eight-goal Championship contest.
Patrick Bamford's sweetly-struck first-time shot put United ahead, but Wrexham levelled just two minutes later thanks to a deflected own goal.
A quickfire double from Bamford and a Callum O'Hare nod appeared to have put the visitors in command at 3-1, before Moore reduced the arrears with a thumping goal of his own.
The winger's glancing effort early in the second half brought the scores level, before Moore to give his side the lead for the first time with 14 minutes remaining.
The midfielder's confident spot-kick late on sealed the win, ending a run of five games without a win for the Welsh club.
In their previous meeting in the cup competition back in 2023, it finished in a epic six-goal stalemate.
Friday's encounter delivered a further high-octane, dramatic chapter in their recent history.
Backed by Hollywood owners, Wrexham's meteoric rise through the divisions has brought them back to the Championship for the first time since the 1980s.
Ahead of this Boxing Day match on the back of a poor patch of form, the boss had called for a return of the famous spirit from those past encounters.
His team undoubtedly delivered, battling back from a 3-1 deficit to claim a famous 5-3 victory that underscores their never-say-die character.