For much less effort and funding than would be needed to actually create a new party, you could create a MAGA “shadow organization” to recruit and run people in primaries, and to take control of local party organizations.
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Can you provide the details and the leadership, or suggest someone who could and would?
Whoever would be qualified to head the formation of a new party would also, and more easily, form a shadow Establishment.