I haven’t run across any but if I do I’ll be sure to post!
I think there are some topics that address this problem… want to go down that rabbit hole? lol You can do a search and see if you can pull them up. I posted some things below I’ve run across that might help. They don’t specifically address gaming issues but they might give you some ideas on things to check!
Black Screen Flickering Fix w/ Hardware Acceleration Enabled posted by @robchio86
Sluggish Since Last Update with Some Sites Freezing Completely - #2 by CerealLover
Youtube and video players - #3 by CerealLover
Brave Browser Wifi Connectivity Issue (Wifi works on alternative browser) - #3 by fanboynz
Youtube page crashes after one minute of watching: error: out of memory - #2 by fanboynz
Brave is very slow. Hardware Acceleration already turned off - #2 by fanboynz