Individual communities for shows tend to be okay, and much better at policing she shittier parts of the community. Mostly it's out of a direct need for harsher enforcement of rules. Like how the Dragon Maid subreddit is really explicit against any kind of Loli sexualization for obvious reasons

r/trueanime used to be good years back, but then drama happened and everyone worth talking to either quit or migrated to the Pause and Select discord.

Which is to say, the Pause and Select discord is pretty cool.