It is probably a non-starter if it intends to be a third-party. Who needs it when the right control the Republican Party. But it may well become the new organizational network.
“I do think the name is a bit of a head-nod to Poland’s Law and Justice Party,” says Alexander Reid Ross, a doctoral fellow at the Centre for Analysis of the Radical Right, an organization that tracks hate groups. “By making ethno-centric distinctions between ‘law-abiding’ Poles and ‘law-breaking’ immigrants (along with their political allies), the nationalist Law and Justice Party has been able to draw older voters into a coalition with poor people who support Law and Justice’s social programs. It seems like this platform is something close to what we might see out of this new National Justice Party.”
https://truthout.org/articles/new-far-right-party-aims-to-stoke-fear-of-blm-into-organized-white-supremacy/