Just to give an idea of the stats (from whoscored) we could use to assess whether a player is still relevant even if he has a big rep:
Name age height lgue aps19/20 gls/assts
Joelinton 23 186 32(6) 2/2
Sterling 25 170 30(3) 20/1
Ribery 37 170 19(2) 3/3
Fabregas 33 180 12(6) 0/3
Reed 25 181 24(4) 0/2
T. Davies 22 180 23(7) 1/0
A Davies 19 181 24(5) 3/5
Upamecano 21 186 27(1) 0/1
Konate 21 194 6(2) 0/0
Trent 21 175 35(3) 4/13
Pickford: 26 185 38
Average age: 24.8
Players above 32: 2
Players at or above 182cm / 6 feet: 4
Players on or above 20 league appearances: 9
Total g / assts: 33/ 30
Top 5 leagues players: 10/11
G / assts discount non top 5 leagues: 2 assists
Harrison Reed, Alphonso Davies, Tom Davies Ibrahima Konate
Name Age Height l. Apps19/20 g/asts
Insigne: 29 163 34(3) 8/6
Son 28 183 28(2) 11/10
Pulisic 21 172 19(6) 9/4
Arthur 23 171 14(7) 3/3
Zielinski 26 180 32(5) 2/4
Witsel 31 186 25(3) 4/5
Theo H 22 184 32(1) 6/3
Rudiger 27 190 19(1) 2/0
Boateng 31 192 23(1) 0/2
Sabitzer: 26 178 30(2) 9/7
Reina 37 188 14
Average age: 27.6
Players above 32: 1
Players at or above 182cm/6 feet: 6
Players on or above 20 league apps: 10
Total g/ assts: 45/ 44
Top 5 leagues players: 11
Discount: -
Mistakes are mine, just ran through it quickly. Haven't voted, haven't checked, it's not for that but for the info since this is on current ability.