Exactly!
There are illegal drugs, but people end up getting them.
You cannot legislate yourself to public safety.
Sweden outlawed most guns so the most popular gun there is an AK-47 assault rifle(full auto selectable). They are pretty cheap on the black market and usually come with a free hand grenade.
https://www.nytimes.com/2018/03/03/world/europe/sweden-crime-immigration-hand-grenades.html