Virgil van Dijk has long established himself in the annals of Anfield history. But there's one Liverpool landmark that could soon be wrenched from the grasp of the Dutchman.
When arriving from Southampton in January 2018 for £75million, Van Dijk shattered the club transfer record which had been set just six months previous with the £43.9m capture of Mohamed Salah.
Now, though, there is every chance Liverpool will have to banish the defender from the books if they want to secure the signature of Benfica forward Darwin Nunez.
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Nunez has been identified as a key target as Jurgen Klopp continues to remould his forward line, but that the Portuguese side slapped a €100m (£85m) price tag on the 22-year-old means the Reds will have to dig deep regardless of any bargaining that will now follow.
Sure, Liverpool - as has regularly been the case under Fenway Sports Group - will raise funds from the sale of players. Takumi Minamino and Sadio Mane appear on their way, while Neco Williams, Nat Phillips and Alex Oxlade-Chamberlain could also go.
That the Reds have a good relationship with Jorge Mendes' agency Gestifute - who represent Nunez - will also help, the group who also look after Fabinho and Diogo Jota and were part of two Liverpool transfers that were largely cloak-and-dagger in their swift resolution. Of course, that could be negated by Mendes also looking after Cristiano Ronaldo, who may attempt to lure Nunez to Manchester United.
Liverpool, though, can offer Champions League football next season, United instead languishing in the Europa League. And that new sporting director Julian Ward has strong links to Portugal - he can speak the language having earlier in his career spent more than two years working as an analyst for the country's national team - obviously plays in the Reds' favour. He also knows Benfica's technical director Pedro Marques.
Liverpool have also shown themselves adept at mining the Portuguese market, whether it be their country's talent such as Jota or, as would be the case with Nunez and has already been achieved with Luis Diaz, taking top players from their leading clubs.
But that will only be part of the battle. Because when it comes to parting with their best players, Benfica have plentiful form of driving an extremely hard bargain.
The prime example of that is when they brought in a whopping £104m from the sale of Joao Felix to Atletico Madrid in 2019, still the fourth-most expensive transfer of all time.
That same year, they received almost £35m from Wolverhampton Wanderers for Raul Jimenez while, in 2020, Manchester City paid more than £61m for Ruben Dias. City had already handed over £36m to sign Ederson in 2017, with the departures of Nelson Semedo and Victor Lindelof bringing in a further £63m between them that summer.
Renato Sanches went to Bayern Munich the previous year for £31.5m and, as far back as 2012, Benfica agreed a £36m fee with Zenit Saint Petersburg for Axel Witsel.
Liverpool have only once bought a player from Benfica when they spent almost £20m on Lazar Markovic in July 2014. It proved one of the most expensive transfer misfires in the club's history. The hits, though, have far outstripped the misses for those buying big from the Portuguese side during the past decade.
Benfica may ask top dollar for their players. But, more often than not, the signings justify the outlay. Liverpool know Nunez won't come cheap, but it could be a price worth paying.