Nah Mitoma is somewhat replaceable.
Someone like Colwill would massively elevate the squad and is in a key position we need, especially playing 3 at the back.
De Jong is also absolute quality tbf. I'd also say Van Nistelrooy had an okay career.
As well as that De Ligt isn't doing bad for himself.
Martinez is very good but injured.
Kudus and Alvarez have had very good seasons for West Ham, Timber got injured for the season so hard to judge but was...