Assault weapons ban reinstated.
Bullet tax.
Hi-cap mag ban.
None of the above. IF he loses I doubt he’s going to want to be an outcast like Jummy Cartel. He can burn the bridge down as he leaves and be exiled or he can leave quietly with the WH China and “R” keys on all the keyboards similar to Clintoon and rake in the speaker fee bucks galore and overtake Clinton as the poster boy of the DNC.
I’m guessing he’ll take option B and live to fight another day. Other than pardons, nothing he does by executive order can’t be undone by Romney.