Did not check prices from transfermarkt, but here is my list:
Abraham 40M
Eze 20M
Tarkowski 25M (or Tuanzebe 12M)
Hradecky 15M
Total 87 - 100M.
4-5-1 or 4-3-3 Hradecky, Guilbert, Tarkowski, Mings, Targett, Trezequet, McGinn, Luiz, Eze, Grealish, Abraham. Subs: Heaton/Steer/Nyland, Elmo, Konsa, Hause, Taylor, Jota, Hourihane, Nakamba, Lansbury, El Ghazi, Wesley/Davis/Samatta.
First team good enough, subs not so.