Lewis Crocker and Paddy Donovan will have the chance to settle one of the biggest scores in Irish boxing history when they meet in a monumental title clash this month.
The pair squared off earlier this year in an IBF welterweight title eliminator which saw the former emerge victorious in controversial circumstances as the latter was disqualified.
Now, they will have a rematch with the full belt at stake after Jaron 'Boots' Ennis vacated it, in a clash that brings more than just grudge-match ardour to the surface.
As the first world title fight to feature two boxers from the island of Ireland held on the Emerald Isle, there is a place in the history books beckoning for the victor.
But not only that, either Crocker or Donovan can become the latest major boxing champion to hail from either side of the border, following in some famous footsteps.
Ahead of their titanic tussle at Belfast's Windsor Park, DAZN News looks back at five of the best Irish fighters who went on to become king - or queen - of the world.
A familiar face to many who have followed boxing over the years, few Irish boxers have captured the hearts and minds like 'The Clones Cyclone' did in his premier heyday.
Fighting between 1981 and 1989, and retiring with a 32-3 professional record, McGuigan fought his way up the ranks throughout the decade, earning plenty of admirers.
He became WBA featherweight champion with a points win over Eusebio Pedroza at Loftus Road in 1985 and defended it twice before a loss to Steve Cruz the following year.
Surely one of the most successful stars to ever tiptoe his way out of Tigers Bay, the Belfast boy is one of the best boxers to hail from Northern Ireland in history.
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A two-weight world champion in his prime, 'The Jackal' held IBF and WBA super bantamweight crowns as well as the WBA featherweight title across his career.
He retired in 2021 after a loss against Jamel Herring for the WBO junior lightweight title, and holds a highly respected 28-3 professional record for his exploits in the ring.
Arguably Ireland's greatest ever sportswoman, 'The Bray Bomber' left behind a career in football to pursue boxing and was London 2012 lightweight champion as an amateur.
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Since turning pro, Taylor has delivered the kind of record that most fighters could only ever dream of - a two-weight world champion, undisputed and undefeated at lightweight.
Even her lone loss against Chantelle Cameron was ruthlessly avenged, and her trilogy-defining victory over Amanda Serrano in July further confirmed her place with the giants.
Few fighters compare to 'The Celtic Warrior', a man who put three mid-career losses behind him to enjoy an undefeated two-year reign as world champion in two weights.
Collins rose up the ranks from Dublin and spent the late eighties getting close to the summit without reaching it, until he stopped Chris Pyatt in 1994 in his third title fight.
That gave him the WBO middleweight title, and he subsequently claimed the WBO super middleweight strap, with famed wins over Chris Eubank and Nigel Benn to his name.
For many modern fans, 'Irish' is best known now as a leading trainer, working with Tyson Fury and Joseph Parker for their heavyweight quests for glory at the sport's summit.
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But before he hung up his gloves, London-born, County Limerick-raised Lee was a formidable fighter in his own right, retiring in 2017 with an impressive 35–3–1 record.
He lost a WBC middleweight challenge against Julio César Chávez Jr. in 2012 but subsequently became WBO world champion when he beat Matt Korobov two years later.
Watch Lewis Crocker vs Paddy Donovan II, plus the whole undercard from Belfast's Windsor Park, with a DAZN subscription this September.