Chelsea are at a stage in their project under Todd Boehly and Clearlake Capital where they need to place a large emphasis on balancing the books with regards to the relevant financial rules.
Given the deficits that need to be made up, the Blues co-owners are hoping they are able to register a number of sales that will break into the club's top-10 outgoings of all time.
Here, Sports Mole takes you through the players that currently make the list, at least for the time being.
10. Tammy Abraham - £34m
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To: Roma
Date: August 17, 2021
Age at the time: 23
Chelsea appearances: 82
Chelsea goals: 30
Honours at Chelsea
9. Thibaut Courtois - £35m
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To: Real Madrid
Date: August 8, 2018
Age at the time: 26
Chelsea appearances: 154
Chelsea clean sheets: 58
Honours at Chelsea
8. Juan Mata - £37.1m
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To: Manchester United
Date: January 25, 2014
Age at the time: 25
Chelsea appearances: 135
Chelsea goals: 33
Honours at Chelsea
Honours at Chelsea
7. Nemanja Matic - £40m
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To: Manchester United
Date: July 31, 2017
Age at the time: 28
Chelsea appearances: 154
Chelsea goals: 7
Honours at Chelsea
6. David Luiz - £50m
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To: Arsenal
Date: August 8, 2019
Age at the time: 32
Chelsea appearances: 248
Chelsea goals: 18
Honours at Chelsea
5. Diego Costa - £50m
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To: Atletico Madrid
Date: January 1, 2018
Age at the time: 29
Chelsea appearances: 120
Chelsea goals: 59
Honours at Chelsea
4. Oscar - £60m
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To: Shanghai Port
Date: January 1, 2017
Age at the time: 26
Chelsea appearances: 203
Chelsea goals: 38
Honours at Chelsea
3. Mason Mount - £60m
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To: Manchester United
Date: July 5, 2023
Age at the time: 24
Chelsea appearances: 195
Chelsea goals: 33
Honours at Chelsea
2. Kai Havertz - £65m
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To: Arsenal
Date: January 31, 2023
Age at the time: 24
Chelsea appearances: 139
Chelsea goals: 32
Honours at Chelsea
1. Eden Hazard - £130m
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To: Real Madrid
Date: June 7, 2019
Age at the time: 28
Chelsea appearances: 352
Chelsea goals: 110