More like Lieberman is the spoiler. He wont sit with the haredi parties and they wont sit with him so the Likud would have to find a way to form a government without him or it would have to abandon the haredi parties and form a secular Zionist national unity government:
That or new elections are the only cards on the table.
This is their version of gridlock. Nothing gets done...and that’s not always a bad thing when gov’t is involved.