What the World Cup does for transfers in January nobody knows, but that doesn't stop the rumour mill or hypothesis.
On one hand it could massively inflate the market as clubs at the top end are desperate to bring in the latest stars after an international tournament - see the James Rodriquez or Harry Maguire handbook - but it could also provide an important time to restock squads that are burning on empty.
For Chelsea, 12 of their players will be going to Qatar. Add in that Ben Chilwell, Wesley Fofana, N'Golo Kante and Reece James as injured, Graham Potter will be without 16 players over November and December.