No bigotry: Including racism, sexism, homophobia, transphobia, or xenophobia. Code of Conduct.
Be respectful. Everyone should feel welcome here.
No NSFW content.
No Ads / Spamming.
Be thoughtful and helpful: even with ‘stupid’ questions. The world won’t be made better or worse by snarky comments schooling naive newcomers on Lemmy.
If they have an issue with the dev or publisher, then they shouldn't play it. Have some principles.