> these people need to be convicted of a federal crime before he can issue a pardon.
Not true. Gerald Ford pardoned Richard Nixon who had not yet been charged with a crime let alone convicted.
>The only way to negate all the pardons Bidan did, would be Trump proving 2020 was stollen
Or exposing the fact Joe Bidan was never President at all. Which he wasn't.
Continuity of Government - Executive Order 13961.
Everything gets exposed eventually.