Blue Meanies Magic Mushrooms are a potent strain of psilocybe cubensis. The name Blue Meanie is also used to describe a strain called Psilocybe Cyanescens (P. Cyans) which is known to be 2 times more potent than any other P. Cubensis strain. Our Blue Meanie Magic Mushrooms are of the P. Cubensis type and is not to be mistaken.