Trump should be filing a case then, within the laws of the Constitution, rather than suggesting the Constitution is already obsolete, no matter which way you interpret his latest remarks.
There is no standing for a court case now. The Supremes would just laugh. See:
https://freerepublic.com/focus/news/4114238/posts?page=113#113
https://freerepublic.com/focus/news/4114238/posts?page=114#114
As Jim Noble said, “There is only one election in the Constitution.” And that election involved the Electors and only the Electors.
Trump is the only president who followed the Constitution to the letter.