ticket package, but ticket purchases will be prioritized based on Cougar Club level (meaning good luck getting them if you aren't a donor).
That's assuming, of course, that BYU would be in charge of the ticketing for the event. There's always a possibility that while the games will be held at on-campus sites, the ticketing and selling of the tickets will be handled by the CFP itself (I really have no idea on this, but throwing out the possibility because IDK).