Hero Spores is a superior Psilocybe cubensis cross strain used for microscopy and taxonomy studies. Their usefulness to researchers is that hybrid spores can often show structural differences not seen in single-line strains, and their analysis can be more informative. What Makes Hero Spores a Cross-Strain? Hero Spores are created through the combination of two distinct cubensis strains, which include the Penis Envy and Amazonian varieties. This hybridization produces spores