Dive into the complex world of substances with this ranking of popular "drugs." From the widely accessible to the more esoteric, this list explores a spectrum of mind-altering and habit-forming items. See where everyday vices like cigarettes and alcohol land, alongside prescription aids such as Adderall and Xanax. We also venture into the realm of psychedelics with shrooms and the ever-popular cannabis. This is a look at how these substances stack up, for better or worse.