After Kai Havertz joined from Bayern Leverkusen for a club-record fee that could rise to £89million, depending on add-ons, whilst fellow Germany international Timo Werner provides extra competition in attack.
In defence, Lampard landed his number one left-back target in Ben Chilwell from Leicester City for a fee of around £50million.
Meanwhile, Thiago Silva also arrived on a free transfer after his release from Paris Saint-Germain.
Another centre-back in Malang Sarr has also joined as a free agent after his departure from Nice, but he is expected to be loaned out for the campaign in order to aid his development.
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And the Blues are not done just yet, with Lampard keen on adding a new goalkeeper to their ranks to compete with Kepa Arrizabalaga.
Atletico Madrid’s Jan Oblak, Lille’s Mike Maignan and Manchester United’s Dean Henderson had all been linked with a move to west London, but Edouard Mendy is the chosen one.
According to RMC Sport, Rennes and Chelsea have just finalised their agreement for the 28-year-old.
The report states that the Blues will pay €24m + €6m bonuses (£22m + £5.5m) which is a record fee for a goalkeeper sale in the top-flight of French football.
It’s claimed that Edouard will signing a five-year contract and will now undergo the medical examination in Berlin due to COVID regulations in England.
Mendy is having his medical at Chelsea after the club agreed a £22m fee with Rennes for the goalkeeper.