I'll start: I personally would ban usury. That is, loans with interest.

Naked shorting should be illegal.

What does it even mean (il)legal? Everything conducted through voluntary interaction is your right. I'd start with burning all laws and maybe keep magna charta.

Banks printing money out of thin air is legal (when they do it) but should be illegal

1. Living one's life without state interference 2. State interference

Income Tax should be illegal

Boycotting Israel should be legal. In some contexts it is now punishable and forbidden in the US. Working to preserve your nation's racial integrity should be legal. In many countries it is not.

All recreational drugs should be illegal And trannies and gays Both of those things are social diseases