In the mushroom cultivation community, the Penis Envy variety is notorious. Many consider Penis Envy to be of particularly high potency, leading to the commonly uttered phrase “A cube is a cube… except for Penis Envy.” Tread lightly with TPE. You can expect a transformative experience with this mushroom as it gives deep shamanic experiences with visual and auditory hallucinations to teach you powerful life lessons that remain even after the high subsides.