He should go on a massive, relentless swamp creature firing spree immediately. He can get rid of countless thousands of them before the House and Senate act, and as that was his primary job, it’s a win even if they do impeach and remove him as a consequence.
And I think the very realistic chance of countervotes from rooftops in the case of impeachment makes it far less likely than the treason crowd wants us to believe.
What you suggest is the equivalent of going full scorched earth. Short term it would be gratifying, long term it would do nothing. A better tactic would be to expose what has been going on and what congress has turned a blind eye to.
That and EO the shit out of that wall. Start hiring a bunch of czars like obamy did.