“Assuming the imperial courts don’t order him to stop.”
The U.S. Constitution is still in effect - but if not, then the Second Amendment will be.
I could see this going to the 9th circuit immediately, getting an injunction then making it's way to the SCOTUS where Ruth Bader Ginsburgs ghost wires in a vote siding with Kagan, Soytomayor, Breyer, and Roberts to shut it down permanently.
And our ability to respond to national crises will be crippled in the end but hey, the lefty judged (and yeah, I'm looking at you Roberts) stopped Trump. That's how it goes when five unelected, unaccountable and permanently ensconced people run the country.