15-16 season
£1m on Josh King - successful signing
£8m on Tyrone Mings - did okay for them, eventually sold him on for profit
£7m on Max Gradel - who?
£3m on Lee Tomlin - scored 1 goal in 10 games, was sold two years later
£10m on Benik Afobe - scoring rate of 1 in 7, sold after three seasons
£8m on Lewis Grabban - 1 goal in 22 games, sold on quickly
£37m on six players, 2 successful signings
16-17 season
£5m on Lys Mousset - 5 goals in 71 games, was sold after two seasons
£7m on Lewis Cook - has done well for them, is still there
£15m on Jordan Ibe - lol
£3m on Brad Smith - played 5 games in four years, sold to Seattle Sounders
£2m on Marc Wilson - made 3 appearances and was sold quickly
£1m on Aaron Ramsdale - made 37 appearances, was bought by Sheffield United
£33m on six players, 1 successful signing
17-18 season
£20m on Nathan Ake - did well for them, was sold on for profit
£10m on Asmir Begovic - eh, mixed
Free transfer for Jermain Defoe - 4 goals in 34 games
£30m on three players, 1 successful signing
18-19 season
£11m on David Brooks - initially excellent, has had (and recovered from) major health issues since
£11m on Diego Rico - was alright for them, sold on after relegation
£25m on Jefferson Lerma - club record fee, still plays for them
£19m on Dominic Solanke - lol
£12m on Chris Mepham - still plays for them, albeit as a squad player
£78m on five players, maybe 2 successful signings, if you were being generous?
19-20 season
£13m on Lloyd Kelly - still plays for them
£3m on Jack Stacey - still plays for them
£15m on Philip Billing - still plays for them
£13.7m on Arnaut Danjuma - sold to Villarreal for profit after one good season
£45m on four players, maybe 1 successful signing