What a stupid rule... I was so angered by it that I decided to fact check it but like all things UEFA they make it super complicated to understand and you are spot on Spursidol... kudos for reading the UEFA rules
documents.uefa.com
3 changes on list A is a nightmare because we have to find a way of getting Kinsky, Danso, Spence and Tel in... obviously we can take out three of Forster, Whiteman, Werner, Drăgușin (assuming he's fucked)
Guglielmo Vicario
Fraser Forster
Brandon Austin
Alfie Whiteman
Luca Gunter *
Radu Drăgușin
Destiny Udogie
Cristian Romero
Pedro Porro
Ben Davies
Micky van de Ven
Alfie Dorrington *
Dante Cassanova *
Maeson King *
Malachi Hardy *
Heung-Min Son
Yves Bissouma
James Maddison
Archie Gray
Lucas Bergvall
Dejan Kulusevski
Brennan Johnson
Wilson Odobert
Pape Sarr
Rodrigo Bentancur
Mikey Moore *
Tyrese Hall *
Rio Kyerematen *
Callum Olusesi *
Richarlison
Timo Werner
Dominic Solanke
William Lankshear *
Dane Scarlett *
Oyindamola Ajayi *
Luca Williams-Barnett *