This is what happens with every single music license game in existence.
It sucks but there’s nothing they can do because the shrinking user base does not justify renewing the licenses, both in terms of fee and effort.
At least you get to keep the DLC titles you purchased, which probably wouldn’t happen with a SaaS title
If you own an old 360, or an Xbox One, or even a Series S/X, grab a used copy of the Undead nightmare combo for like $20 on Amazon/eBay
It’s backwards compatible from 360 to Series X.
Complete with 4K upscaling , working multiplayer and all the DLC
Do not give a single dollar to TakeTwo for this absolute nonsense
The way of making games in 2023