If there are five or six GOPers running in primary Trump will easily get 35-40% and the rest will split the vote. If DeSantis has a chance, it will have to be just him and Trump, but I'm pretty sure there will be a full slate of candidates
And now he can promise to protect women's reproductive health. What will Trump say to that? He wants women arrested if they get an abortion.
This election showed that is death as a political argument, especially now