Not the Legislative branch, but the Praetorian Guard (AKA the Deep State) would control who was President. Just like in Ancient Rome, after the fall of the Republic.
The more things change, the more they stay the same. Those who ignore history are condemned to repeat them. Again and again and ..........
Yes. And we who know history know that the second Roman Emperor was the monster Tiberius, the third Caligula, the fifth Nero.