What Do We Know About Warpcast Shadowbans?
How to detect a shadowban?

You can’t buy any more warps.
Nobody sees your posts.
Signs that you might have a shadowban:

If you interact with spammy or shadowbanned accounts, you are more likely to be shadowbanned.
Using a “wrong” IP address can cause a shadowban.

If you have no power badge, you are more likely to be shadowbanned.
If you can’t buy warps, you probably have a shadowban.
You often post low-quality content ("shitposting") or your account is considered “spammy” (though this is not clearly defined).