Amouranth used to stream exclusively on Twitch.com but now has moved mostly to Kick.com and streams the majority of her time there.
In this respect, Twitch's draconian content policing needs mentioning. People would receive week-long bans for unnamed reasons or super petty things. They rode the woke train as hard as they could and it was a sight to behold! They've recently slightly relaxed some of their disallowed content policies.
[1] Kick - Statistics & Facts https://www.statista.com/topics/11394/kick/#topicOverview
The games you mentioned are extreme outliers (no one expected BG3 to do as well as it did), and there have been a number of studio-killing bombs this year.