> IIRC, ICC judges lost access to their O365 work email accounts. Worst the US can do to me is turn off my Steam, and Gmail but I can easily live without those.

They lost access to everything american, including Visa and Mastercard. It's in french and maybe not the best source but it's not paywalled :

https://www.tf1info.fr/international/nous-sommes-attaques-le...

> "Payments are mostly cancelled," he continued, "as almost all cards issued by banking institutions in Europe are either Visa or Mastercard, which are American companies."

They are not completely debanked since they can go to the bank and withdraw cash, but it's a crippling situation to be in.