If you want to prove that Biden is the legitimate president then you need to provide positive evidence supporting his win
No. You need to provide proof that he isn't. You are the one alleging fraud.
There is plenty of evidence of fraud. Visit
https://hereistheevidence.com/You can't tell me that there is no evidence here. Stop being disingenuous.
Multiple audits and recounts have shown that to be false.
Recounts organized by the same people committing the fraud, and who would face stiff penalties if caught. Yeah right.
Audits haven't gone all that well in the Democrat's favor.
60 court cases were brought and not one found any evidence which stood up to scrutiny.
Here you are admitting that you don't know about the bulk of those cases:
I don't know about the bulk of them.
If you don't know about them, why are you making this claim about them? Others here have already gave up on the courts argument.
And you have repeatedly dodged the question about why the Democrats would "steal" the Presidential election but actually lose ground in the Senate one which were on the same ballots.
People pay to win on either side. Money from lobbyists, governments, whoever for whatever.
Also possible that there wasn't enough money or org financers to convince them to influence some things.