[LilFarmer]

Here is one, there are others

Sudden cardiac death in the soccer field: a retrospective study in young soccer players from 2000 to 2013

https://pubmed.ncbi.nlm.nih.gov/25419885/

54 deaths in 13 years.

[dfwgator]

I remember Marc Vivien Foe dropping dead on the pitch during the 2009 Confederations Cup.

[semimojo]

Here is one...54 deaths in 13 years.

Among "young" soccer players in the US (?).

What about older teens and college?

What about football? Basketball?

What about the pros?

...there are others

I hope they support your claim a little bit because this article doesn't.