Exactly.
But she doesn't require an ACTUAL third candidate.
If she divides the GOP vote, she can, by demagoguing an issue, e.g., abortion, make one faction, e.g., the Christian Right, a de facto Ross Perot. All she has to make them do is sit out the election in sufficient numbers.
This scenario requires a less-than-satisfactory-on-abortion GOP candidate.
Your research of this dangerous menace to freedom is a priceless resource.
National Security is her Achille's heel,IMO.The other weaknesses can be finessed by spin-doctors or buried by media to some degree.
She's one ruthless demon,and as you suggest,it will take a strong Republican with solid conservative values to beat her.No RINO's need apply.