There are no recognised psilocybin-containing mushrooms which are also harmful — but this doesn’t signify there aren’t any in existence. There are many mushrooms we still don’t know nearly anything about, so it’s probable there are several species that contain both equally psilocybin and harmful substances. In this article at https://cristianfauni.anchor-blog.com/11489075/fascination-about-buy-lsd-edibles-in-south-dakota