Zero, but that idea of pardoning himself might very well save him some big hassles later on. There’s no end to the hatred of him from the Left, and yesterday threw napalm on that fire.
Remember that a presidential pardon applies only to federal cases. As I noted earlier, there’s a good chance that Trump will eventually be charged with a state crime. (post #16)
Will they go after Trump’s family and supporters too? Anything is possible.