Sports Alerts https://apps.apple.com/us/app/sports-alerts/id432450349 (see "what's new" in the app listing.)

It's a new feature using the "Live Activities"

I got the app a few years ago so I could have games in an Apple Watch complication. But the new live activities to follow games is pretty cool.

More on live activities https://www.macrumors.com/how-to/enable-live-activities-ios/ and https://www.macrumors.com/2022/10/24/live-activities-dynamic-island-apps/

I think Flighty using live activities will come in handy too.