The champion league is where the best clubs from Europe comes to display their skills and show to the world that they are the best and that is where players also make their names. It is not a competition that if you are not in form you will survive.
This is why you see that only big and strong clubs at that moment are winning it. Real Madrid happens to understand this and that is why every season they make sure that they are strong enough to win it by signing new players always to improve the team performance.
The Champions League has continued to present every excitement and also fierce competition every season, the fierce competition that occurs in the Champions League is of course proven by the many favorite teams that have to be eliminated early from the Champions League as is what happened this season, what you say is true, in the Champions League, of course a club needs many factors to be able to become the champion of the Champions League, even financially strong and a team that has Many stars are still not enough to be able to win the Champions League if it is not supported by mentality, good performance and also consistency, we can see today how big European clubs continue to compete to be the best in their league and getting a ticket to the Champions League is one of the proud achievements apart from winning the trophy.
The number of large and strong teams competing in the Champions League so far has certainly presented competitive competition, so indeed when the team does not prepare its team well, of course it will be difficult to survive in the Champions League, especially next season the Champions League will present more teams and also matches so that it requires teams that qualify for the Champions League next season to prepare their teams well from now on.