Sylveon

Settings -> Apps -> Phone -> Silence Unknown Callers

Might make it more bearable if you’re not already using it. But it’s still annoying even then.

Note that MAUI doesn’t officially support Linux.

But there are third party alternatives like Uno Platform or Avalonia UI that do.

For a few seconds I was extremely confused why one would need a tool like this for the game Celeste.

Edge also uses Chromium. If you want to avoid that then Firefox (including derivatives like LibreWolf, Waterfox or SeaMonkey) and Safari are pretty much your only options.