FP on staff

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#1 Posted by tomlittle22 (98 posts) -

Hi, can any one explain the FP stat that comes with a staff? For example, court staff says FP cost 15, but a new one I found (preachers right arm) says FP cost 5. But both use up the same amount of FP when casting the same spell. So, what does the staff FP stat mean?

Thanks, T