I have the regular 6 and Android 14 has been indeed shit. If I wasn't waiting for 8 Pro I'd at least try factory reset but I don't want to go through the setup process twice in a short period.
I am not a developer but don't they have to state the engine at the beginning of the game? Really no idea, just guessing, as I've seen a lot of games with it.
Try custom collections feature:
https://support.mozilla.org/en-US/kb/how-use-collections-addonsmozillaorg